Home / 8,565.40-12,841.62-3,368.44

Finding the Fourth Proportional to 8,565.40, 12,841.62 and 3,368.44

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Solution

The fourth proportional to 8,565.40, 12,841.62 and 3,368.44 is: 5,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.40 : 12,841.62 = 3,368.44 : x
  2. Step 2: Convert to fraction form
    8,565.40/12,841.62 = 3,368.44/x
  3. Step 3: Cross multiply
    8,565.40x = 12,841.62 × 3,368.44
  4. Step 4: Simplify right side
    8,565.40x = 43,256,226.47
  5. Step 5: Solve for x
    x = 43,256,226.47/8,565.40
  6. Step 6: Final answer
    x = 5,050.11

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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.