Home / 8,757.48-13,132.08-3,206.88

Finding the Fourth Proportional to 8,757.48, 13,132.08 and 3,206.88

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Solution

The fourth proportional to 8,757.48, 13,132.08 and 3,206.88 is: 4,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757.48 : 13,132.08 = 3,206.88 : x
  2. Step 2: Convert to fraction form
    8,757.48/13,132.08 = 3,206.88/x
  3. Step 3: Cross multiply
    8,757.48x = 13,132.08 × 3,206.88
  4. Step 4: Simplify right side
    8,757.48x = 42,113,004.71
  5. Step 5: Solve for x
    x = 42,113,004.71/8,757.48
  6. Step 6: Final answer
    x = 4,808.80

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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.