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Finding the Fourth Proportional to 7,603.96, 10,493.68 and 4,246.65

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Solution

The fourth proportional to 7,603.96, 10,493.68 and 4,246.65 is: 5,860.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.96 : 10,493.68 = 4,246.65 : x
  2. Step 2: Convert to fraction form
    7,603.96/10,493.68 = 4,246.65/x
  3. Step 3: Cross multiply
    7,603.96x = 10,493.68 × 4,246.65
  4. Step 4: Simplify right side
    7,603.96x = 44,562,986.17
  5. Step 5: Solve for x
    x = 44,562,986.17/7,603.96
  6. Step 6: Final answer
    x = 5,860.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.