Home / 8,426.63-12,641.56-3,232.10

Finding the Fourth Proportional to 8,426.63, 12,641.56 and 3,232.10

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Solution

The fourth proportional to 8,426.63, 12,641.56 and 3,232.10 is: 4,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.63 : 12,641.56 = 3,232.10 : x
  2. Step 2: Convert to fraction form
    8,426.63/12,641.56 = 3,232.10/x
  3. Step 3: Cross multiply
    8,426.63x = 12,641.56 × 3,232.10
  4. Step 4: Simplify right side
    8,426.63x = 40,858,706.71
  5. Step 5: Solve for x
    x = 40,858,706.71/8,426.63
  6. Step 6: Final answer
    x = 4,848.76

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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.