Home / 10,434.57-14,400.06-5,718.85

Finding the Fourth Proportional to 10,434.57, 14,400.06 and 5,718.85

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Solution

The fourth proportional to 10,434.57, 14,400.06 and 5,718.85 is: 7,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.57 : 14,400.06 = 5,718.85 : x
  2. Step 2: Convert to fraction form
    10,434.57/14,400.06 = 5,718.85/x
  3. Step 3: Cross multiply
    10,434.57x = 14,400.06 × 5,718.85
  4. Step 4: Simplify right side
    10,434.57x = 82,351,783.13
  5. Step 5: Solve for x
    x = 82,351,783.13/10,434.57
  6. Step 6: Final answer
    x = 7,892.21

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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.