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Finding the Fourth Proportional to 8,575.54, 12,863.16 and 2,335.45

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Solution

The fourth proportional to 8,575.54, 12,863.16 and 2,335.45 is: 3,503.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.54 : 12,863.16 = 2,335.45 : x
  2. Step 2: Convert to fraction form
    8,575.54/12,863.16 = 2,335.45/x
  3. Step 3: Cross multiply
    8,575.54x = 12,863.16 × 2,335.45
  4. Step 4: Simplify right side
    8,575.54x = 30,041,267.02
  5. Step 5: Solve for x
    x = 30,041,267.02/8,575.54
  6. Step 6: Final answer
    x = 3,503.13

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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.