Home / 11,548.80-15,937.36-6,243.62

Finding the Fourth Proportional to 11,548.80, 15,937.36 and 6,243.62

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Solution

The fourth proportional to 11,548.80, 15,937.36 and 6,243.62 is: 8,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.80 : 15,937.36 = 6,243.62 : x
  2. Step 2: Convert to fraction form
    11,548.80/15,937.36 = 6,243.62/x
  3. Step 3: Cross multiply
    11,548.80x = 15,937.36 × 6,243.62
  4. Step 4: Simplify right side
    11,548.80x = 99,506,724.35
  5. Step 5: Solve for x
    x = 99,506,724.35/11,548.80
  6. Step 6: Final answer
    x = 8,616.20

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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.