Home / 7,603.28-10,491.92-4,245.89

Finding the Fourth Proportional to 7,603.28, 10,491.92 and 4,245.89

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Solution

The fourth proportional to 7,603.28, 10,491.92 and 4,245.89 is: 5,858.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.28 : 10,491.92 = 4,245.89 : x
  2. Step 2: Convert to fraction form
    7,603.28/10,491.92 = 4,245.89/x
  3. Step 3: Cross multiply
    7,603.28x = 10,491.92 × 4,245.89
  4. Step 4: Simplify right side
    7,603.28x = 44,547,490.75
  5. Step 5: Solve for x
    x = 44,547,490.75/7,603.28
  6. Step 6: Final answer
    x = 5,858.99

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Half scale
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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.