Home / 10,844.90-14,965.88-6,129.18

Finding the Fourth Proportional to 10,844.90, 14,965.88 and 6,129.18

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Solution

The fourth proportional to 10,844.90, 14,965.88 and 6,129.18 is: 8,458.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,844.90 : 14,965.88 = 6,129.18 : x
  2. Step 2: Convert to fraction form
    10,844.90/14,965.88 = 6,129.18/x
  3. Step 3: Cross multiply
    10,844.90x = 14,965.88 × 6,129.18
  4. Step 4: Simplify right side
    10,844.90x = 91,728,572.38
  5. Step 5: Solve for x
    x = 91,728,572.38/10,844.90
  6. Step 6: Final answer
    x = 8,458.22

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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.