Home / 8,875.35-12,244.26-5,892.78

Finding the Fourth Proportional to 8,875.35, 12,244.26 and 5,892.78

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Solution

The fourth proportional to 8,875.35, 12,244.26 and 5,892.78 is: 8,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.35 : 12,244.26 = 5,892.78 : x
  2. Step 2: Convert to fraction form
    8,875.35/12,244.26 = 5,892.78/x
  3. Step 3: Cross multiply
    8,875.35x = 12,244.26 × 5,892.78
  4. Step 4: Simplify right side
    8,875.35x = 72,152,730.44
  5. Step 5: Solve for x
    x = 72,152,730.44/8,875.35
  6. Step 6: Final answer
    x = 8,129.56

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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.