Home / 10,641.35-15,962.94-4,400.17

Finding the Fourth Proportional to 10,641.35, 15,962.94 and 4,400.17

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Solution

The fourth proportional to 10,641.35, 15,962.94 and 4,400.17 is: 6,600.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.35 : 15,962.94 = 4,400.17 : x
  2. Step 2: Convert to fraction form
    10,641.35/15,962.94 = 4,400.17/x
  3. Step 3: Cross multiply
    10,641.35x = 15,962.94 × 4,400.17
  4. Step 4: Simplify right side
    10,641.35x = 70,239,609.79
  5. Step 5: Solve for x
    x = 70,239,609.79/10,641.35
  6. Step 6: Final answer
    x = 6,600.63

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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.