Home / 8,507.12-12,753.33-2,959.73

Finding the Fourth Proportional to 8,507.12, 12,753.33 and 2,959.73

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Solution

The fourth proportional to 8,507.12, 12,753.33 and 2,959.73 is: 4,437.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507.12 : 12,753.33 = 2,959.73 : x
  2. Step 2: Convert to fraction form
    8,507.12/12,753.33 = 2,959.73/x
  3. Step 3: Cross multiply
    8,507.12x = 12,753.33 × 2,959.73
  4. Step 4: Simplify right side
    8,507.12x = 37,746,349.63
  5. Step 5: Solve for x
    x = 37,746,349.63/8,507.12
  6. Step 6: Final answer
    x = 4,437.03

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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.