Home / 10,776.26-14,872.68-6,061.45

Finding the Fourth Proportional to 10,776.26, 14,872.68 and 6,061.45

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Solution

The fourth proportional to 10,776.26, 14,872.68 and 6,061.45 is: 8,365.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776.26 : 14,872.68 = 6,061.45 : x
  2. Step 2: Convert to fraction form
    10,776.26/14,872.68 = 6,061.45/x
  3. Step 3: Cross multiply
    10,776.26x = 14,872.68 × 6,061.45
  4. Step 4: Simplify right side
    10,776.26x = 90,150,006.19
  5. Step 5: Solve for x
    x = 90,150,006.19/10,776.26
  6. Step 6: Final answer
    x = 8,365.61

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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.