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Finding the Fourth Proportional to 9,452.72, 14,187.72 and 7,254.32

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Solution

The fourth proportional to 9,452.72, 14,187.72 and 7,254.32 is: 10,888.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,452.72 : 14,187.72 = 7,254.32 : x
  2. Step 2: Convert to fraction form
    9,452.72/14,187.72 = 7,254.32/x
  3. Step 3: Cross multiply
    9,452.72x = 14,187.72 × 7,254.32
  4. Step 4: Simplify right side
    9,452.72x = 102,922,260.95
  5. Step 5: Solve for x
    x = 102,922,260.95/9,452.72
  6. Step 6: Final answer
    x = 10,888.11

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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.