Home / 10,148.54-13,995.91-6,372.06

Finding the Fourth Proportional to 10,148.54, 13,995.91 and 6,372.06

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Solution

The fourth proportional to 10,148.54, 13,995.91 and 6,372.06 is: 8,787.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.54 : 13,995.91 = 6,372.06 : x
  2. Step 2: Convert to fraction form
    10,148.54/13,995.91 = 6,372.06/x
  3. Step 3: Cross multiply
    10,148.54x = 13,995.91 × 6,372.06
  4. Step 4: Simplify right side
    10,148.54x = 89,182,791.04
  5. Step 5: Solve for x
    x = 89,182,791.04/10,148.54
  6. Step 6: Final answer
    x = 8,787.75

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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.