Home / 8,352.18-12,512.52-6,494.29

Finding the Fourth Proportional to 8,352.18, 12,512.52 and 6,494.29

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Solution

The fourth proportional to 8,352.18, 12,512.52 and 6,494.29 is: 9,729.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.18 : 12,512.52 = 6,494.29 : x
  2. Step 2: Convert to fraction form
    8,352.18/12,512.52 = 6,494.29/x
  3. Step 3: Cross multiply
    8,352.18x = 12,512.52 × 6,494.29
  4. Step 4: Simplify right side
    8,352.18x = 81,259,933.51
  5. Step 5: Solve for x
    x = 81,259,933.51/8,352.18
  6. Step 6: Final answer
    x = 9,729.19

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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.