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Finding the Fourth Proportional to 8,999.51, 13,475.61 and 6,352.74

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Solution

The fourth proportional to 8,999.51, 13,475.61 and 6,352.74 is: 9,512.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,999.51 : 13,475.61 = 6,352.74 : x
  2. Step 2: Convert to fraction form
    8,999.51/13,475.61 = 6,352.74/x
  3. Step 3: Cross multiply
    8,999.51x = 13,475.61 × 6,352.74
  4. Step 4: Simplify right side
    8,999.51x = 85,607,046.67
  5. Step 5: Solve for x
    x = 85,607,046.67/8,999.51
  6. Step 6: Final answer
    x = 9,512.42

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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.