Home / 10,154.64-15,233.40-3,135.23

Finding the Fourth Proportional to 10,154.64, 15,233.40 and 3,135.23

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Solution

The fourth proportional to 10,154.64, 15,233.40 and 3,135.23 is: 4,703.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,154.64 : 15,233.40 = 3,135.23 : x
  2. Step 2: Convert to fraction form
    10,154.64/15,233.40 = 3,135.23/x
  3. Step 3: Cross multiply
    10,154.64x = 15,233.40 × 3,135.23
  4. Step 4: Simplify right side
    10,154.64x = 47,760,262.52
  5. Step 5: Solve for x
    x = 47,760,262.52/10,154.64
  6. Step 6: Final answer
    x = 4,703.29

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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.