Home / 8,925.20-12,316.62-4,892.00

Finding the Fourth Proportional to 8,925.20, 12,316.62 and 4,892.00

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Solution

The fourth proportional to 8,925.20, 12,316.62 and 4,892.00 is: 6,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.20 : 12,316.62 = 4,892.00 : x
  2. Step 2: Convert to fraction form
    8,925.20/12,316.62 = 4,892.00/x
  3. Step 3: Cross multiply
    8,925.20x = 12,316.62 × 4,892.00
  4. Step 4: Simplify right side
    8,925.20x = 60,252,843.46
  5. Step 5: Solve for x
    x = 60,252,843.46/8,925.20
  6. Step 6: Final answer
    x = 6,750.87

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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.