Home / 4,900.08-6,747.36-4,431.19

Finding the Fourth Proportional to 4,900.08, 6,747.36 and 4,431.19

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Solution

The fourth proportional to 4,900.08, 6,747.36 and 4,431.19 is: 6,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.08 : 6,747.36 = 4,431.19 : x
  2. Step 2: Convert to fraction form
    4,900.08/6,747.36 = 4,431.19/x
  3. Step 3: Cross multiply
    4,900.08x = 6,747.36 × 4,431.19
  4. Step 4: Simplify right side
    4,900.08x = 29,898,834.16
  5. Step 5: Solve for x
    x = 29,898,834.16/4,900.08
  6. Step 6: Final answer
    x = 6,101.70

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Half scale
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Double 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.