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Finding the Fourth Proportional to 8,980.03, 13,472.19 and 4,526.76

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Solution

The fourth proportional to 8,980.03, 13,472.19 and 4,526.76 is: 6,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980.03 : 13,472.19 = 4,526.76 : x
  2. Step 2: Convert to fraction form
    8,980.03/13,472.19 = 4,526.76/x
  3. Step 3: Cross multiply
    8,980.03x = 13,472.19 × 4,526.76
  4. Step 4: Simplify right side
    8,980.03x = 60,985,370.80
  5. Step 5: Solve for x
    x = 60,985,370.80/8,980.03
  6. Step 6: Final answer
    x = 6,791.22

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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.