Home / 10,239.62-14,132.04-5,764.25

Finding the Fourth Proportional to 10,239.62, 14,132.04 and 5,764.25

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Solution

The fourth proportional to 10,239.62, 14,132.04 and 5,764.25 is: 7,955.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.62 : 14,132.04 = 5,764.25 : x
  2. Step 2: Convert to fraction form
    10,239.62/14,132.04 = 5,764.25/x
  3. Step 3: Cross multiply
    10,239.62x = 14,132.04 × 5,764.25
  4. Step 4: Simplify right side
    10,239.62x = 81,460,625.28
  5. Step 5: Solve for x
    x = 81,460,625.28/10,239.62
  6. Step 6: Final answer
    x = 7,955.43

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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.