Home / 10,248.03-15,363.74-4,321.08

Finding the Fourth Proportional to 10,248.03, 15,363.74 and 4,321.08

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Solution

The fourth proportional to 10,248.03, 15,363.74 and 4,321.08 is: 6,478.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.03 : 15,363.74 = 4,321.08 : x
  2. Step 2: Convert to fraction form
    10,248.03/15,363.74 = 4,321.08/x
  3. Step 3: Cross multiply
    10,248.03x = 15,363.74 × 4,321.08
  4. Step 4: Simplify right side
    10,248.03x = 66,387,960.44
  5. Step 5: Solve for x
    x = 66,387,960.44/10,248.03
  6. Step 6: Final answer
    x = 6,478.12

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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.