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Finding the Fourth Proportional to 9,017.13, 12,452.16 and 8,526.27

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Solution

The fourth proportional to 9,017.13, 12,452.16 and 8,526.27 is: 11,774.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,017.13 : 12,452.16 = 8,526.27 : x
  2. Step 2: Convert to fraction form
    9,017.13/12,452.16 = 8,526.27/x
  3. Step 3: Cross multiply
    9,017.13x = 12,452.16 × 8,526.27
  4. Step 4: Simplify right side
    9,017.13x = 106,170,478.24
  5. Step 5: Solve for x
    x = 106,170,478.24/9,017.13
  6. Step 6: Final answer
    x = 11,774.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.