Home / 8,426.30-12,641.24-3,232.13

Finding the Fourth Proportional to 8,426.30, 12,641.24 and 3,232.13

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Solution

The fourth proportional to 8,426.30, 12,641.24 and 3,232.13 is: 4,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.30 : 12,641.24 = 3,232.13 : x
  2. Step 2: Convert to fraction form
    8,426.30/12,641.24 = 3,232.13/x
  3. Step 3: Cross multiply
    8,426.30x = 12,641.24 × 3,232.13
  4. Step 4: Simplify right side
    8,426.30x = 40,858,075.92
  5. Step 5: Solve for x
    x = 40,858,075.92/8,426.30
  6. Step 6: Final answer
    x = 4,848.88

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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.