Home / 10,332.69-15,499.43-2,937.79

Finding the Fourth Proportional to 10,332.69, 15,499.43 and 2,937.79

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Solution

The fourth proportional to 10,332.69, 15,499.43 and 2,937.79 is: 4,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.69 : 15,499.43 = 2,937.79 : x
  2. Step 2: Convert to fraction form
    10,332.69/15,499.43 = 2,937.79/x
  3. Step 3: Cross multiply
    10,332.69x = 15,499.43 × 2,937.79
  4. Step 4: Simplify right side
    10,332.69x = 45,534,070.46
  5. Step 5: Solve for x
    x = 45,534,070.46/10,332.69
  6. Step 6: Final answer
    x = 4,406.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.