Home / 10,305.35-14,217.32-6,724.49

Finding the Fourth Proportional to 10,305.35, 14,217.32 and 6,724.49

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Solution

The fourth proportional to 10,305.35, 14,217.32 and 6,724.49 is: 9,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.35 : 14,217.32 = 6,724.49 : x
  2. Step 2: Convert to fraction form
    10,305.35/14,217.32 = 6,724.49/x
  3. Step 3: Cross multiply
    10,305.35x = 14,217.32 × 6,724.49
  4. Step 4: Simplify right side
    10,305.35x = 95,604,278.52
  5. Step 5: Solve for x
    x = 95,604,278.52/10,305.35
  6. Step 6: Final answer
    x = 9,277.15

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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.