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Finding the Fourth Proportional to 8,561.04, 12,848.88 and 8,496.24

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Solution

The fourth proportional to 8,561.04, 12,848.88 and 8,496.24 is: 12,751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,561.04 : 12,848.88 = 8,496.24 : x
  2. Step 2: Convert to fraction form
    8,561.04/12,848.88 = 8,496.24/x
  3. Step 3: Cross multiply
    8,561.04x = 12,848.88 × 8,496.24
  4. Step 4: Simplify right side
    8,561.04x = 109,167,168.21
  5. Step 5: Solve for x
    x = 109,167,168.21/8,561.04
  6. Step 6: Final answer
    x = 12,751.62

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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.