Home / 8,947.64-12,343.46-6,296.52

Finding the Fourth Proportional to 8,947.64, 12,343.46 and 6,296.52

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Solution

The fourth proportional to 8,947.64, 12,343.46 and 6,296.52 is: 8,686.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.64 : 12,343.46 = 6,296.52 : x
  2. Step 2: Convert to fraction form
    8,947.64/12,343.46 = 6,296.52/x
  3. Step 3: Cross multiply
    8,947.64x = 12,343.46 × 6,296.52
  4. Step 4: Simplify right side
    8,947.64x = 77,720,842.76
  5. Step 5: Solve for x
    x = 77,720,842.76/8,947.64
  6. Step 6: Final answer
    x = 8,686.18

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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.