Home / 8,252.04-12,378.12-2,412.72

Finding the Fourth Proportional to 8,252.04, 12,378.12 and 2,412.72

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Solution

The fourth proportional to 8,252.04, 12,378.12 and 2,412.72 is: 3,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.04 : 12,378.12 = 2,412.72 : x
  2. Step 2: Convert to fraction form
    8,252.04/12,378.12 = 2,412.72/x
  3. Step 3: Cross multiply
    8,252.04x = 12,378.12 × 2,412.72
  4. Step 4: Simplify right side
    8,252.04x = 29,864,937.69
  5. Step 5: Solve for x
    x = 29,864,937.69/8,252.04
  6. Step 6: Final answer
    x = 3,619.10

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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.