Home / 8,385.18-12,577.80-2,541.48

Finding the Fourth Proportional to 8,385.18, 12,577.80 and 2,541.48

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Solution

The fourth proportional to 8,385.18, 12,577.80 and 2,541.48 is: 3,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385.18 : 12,577.80 = 2,541.48 : x
  2. Step 2: Convert to fraction form
    8,385.18/12,577.80 = 2,541.48/x
  3. Step 3: Cross multiply
    8,385.18x = 12,577.80 × 2,541.48
  4. Step 4: Simplify right side
    8,385.18x = 31,966,227.14
  5. Step 5: Solve for x
    x = 31,966,227.14/8,385.18
  6. Step 6: Final answer
    x = 3,812.23

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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.