Home / 8,875.41-12,250.20-5,337.95

Finding the Fourth Proportional to 8,875.41, 12,250.20 and 5,337.95

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Solution

The fourth proportional to 8,875.41, 12,250.20 and 5,337.95 is: 7,367.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.41 : 12,250.20 = 5,337.95 : x
  2. Step 2: Convert to fraction form
    8,875.41/12,250.20 = 5,337.95/x
  3. Step 3: Cross multiply
    8,875.41x = 12,250.20 × 5,337.95
  4. Step 4: Simplify right side
    8,875.41x = 65,390,893.84
  5. Step 5: Solve for x
    x = 65,390,893.84/8,875.41
  6. Step 6: Final answer
    x = 7,367.65

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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.