Home / 7,603.20-10,491.66-4,245.48

Finding the Fourth Proportional to 7,603.20, 10,491.66 and 4,245.48

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Solution

The fourth proportional to 7,603.20, 10,491.66 and 4,245.48 is: 5,858.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.20 : 10,491.66 = 4,245.48 : x
  2. Step 2: Convert to fraction form
    7,603.20/10,491.66 = 4,245.48/x
  3. Step 3: Cross multiply
    7,603.20x = 10,491.66 × 4,245.48
  4. Step 4: Simplify right side
    7,603.20x = 44,542,132.70
  5. Step 5: Solve for x
    x = 44,542,132.70/7,603.20
  6. Step 6: Final answer
    x = 5,858.34

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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.