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Finding the Fourth Proportional to 10,637.88, 14,680.08 and 5,922.08

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Solution

The fourth proportional to 10,637.88, 14,680.08 and 5,922.08 is: 8,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.88 : 14,680.08 = 5,922.08 : x
  2. Step 2: Convert to fraction form
    10,637.88/14,680.08 = 5,922.08/x
  3. Step 3: Cross multiply
    10,637.88x = 14,680.08 × 5,922.08
  4. Step 4: Simplify right side
    10,637.88x = 86,936,608.17
  5. Step 5: Solve for x
    x = 86,936,608.17/10,637.88
  6. Step 6: Final answer
    x = 8,172.36

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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.