Home / 10,092.61-13,930.55-6,555.61

Finding the Fourth Proportional to 10,092.61, 13,930.55 and 6,555.61

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Solution

The fourth proportional to 10,092.61, 13,930.55 and 6,555.61 is: 9,048.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.61 : 13,930.55 = 6,555.61 : x
  2. Step 2: Convert to fraction form
    10,092.61/13,930.55 = 6,555.61/x
  3. Step 3: Cross multiply
    10,092.61x = 13,930.55 × 6,555.61
  4. Step 4: Simplify right side
    10,092.61x = 91,323,252.89
  5. Step 5: Solve for x
    x = 91,323,252.89/10,092.61
  6. Step 6: Final answer
    x = 9,048.53

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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.