Home / 7,430.38-10,253.99-4,073.11

Finding the Fourth Proportional to 7,430.38, 10,253.99 and 4,073.11

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Solution

The fourth proportional to 7,430.38, 10,253.99 and 4,073.11 is: 5,620.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.38 : 10,253.99 = 4,073.11 : x
  2. Step 2: Convert to fraction form
    7,430.38/10,253.99 = 4,073.11/x
  3. Step 3: Cross multiply
    7,430.38x = 10,253.99 × 4,073.11
  4. Step 4: Simplify right side
    7,430.38x = 41,765,613.76
  5. Step 5: Solve for x
    x = 41,765,613.76/7,430.38
  6. Step 6: Final answer
    x = 5,620.93

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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.