Home / 10,232.54-15,345.56-4,387.58

Finding the Fourth Proportional to 10,232.54, 15,345.56 and 4,387.58

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Solution

The fourth proportional to 10,232.54, 15,345.56 and 4,387.58 is: 6,579.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232.54 : 15,345.56 = 4,387.58 : x
  2. Step 2: Convert to fraction form
    10,232.54/15,345.56 = 4,387.58/x
  3. Step 3: Cross multiply
    10,232.54x = 15,345.56 × 4,387.58
  4. Step 4: Simplify right side
    10,232.54x = 67,329,872.14
  5. Step 5: Solve for x
    x = 67,329,872.14/10,232.54
  6. Step 6: Final answer
    x = 6,579.98

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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.