Home / 10,150.97-14,008.65-5,674.91

Finding the Fourth Proportional to 10,150.97, 14,008.65 and 5,674.91

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Solution

The fourth proportional to 10,150.97, 14,008.65 and 5,674.91 is: 7,831.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.97 : 14,008.65 = 5,674.91 : x
  2. Step 2: Convert to fraction form
    10,150.97/14,008.65 = 5,674.91/x
  3. Step 3: Cross multiply
    10,150.97x = 14,008.65 × 5,674.91
  4. Step 4: Simplify right side
    10,150.97x = 79,497,827.97
  5. Step 5: Solve for x
    x = 79,497,827.97/10,150.97
  6. Step 6: Final answer
    x = 7,831.55

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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.