Home / 10,098.51-15,147.78-4,832.28

Finding the Fourth Proportional to 10,098.51, 15,147.78 and 4,832.28

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Solution

The fourth proportional to 10,098.51, 15,147.78 and 4,832.28 is: 7,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.51 : 15,147.78 = 4,832.28 : x
  2. Step 2: Convert to fraction form
    10,098.51/15,147.78 = 4,832.28/x
  3. Step 3: Cross multiply
    10,098.51x = 15,147.78 × 4,832.28
  4. Step 4: Simplify right side
    10,098.51x = 73,198,314.34
  5. Step 5: Solve for x
    x = 73,198,314.34/10,098.51
  6. Step 6: Final answer
    x = 7,248.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.