Home / 8,376.33-12,565.80-2,752.23

Finding the Fourth Proportional to 8,376.33, 12,565.80 and 2,752.23

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Solution

The fourth proportional to 8,376.33, 12,565.80 and 2,752.23 is: 4,128.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.33 : 12,565.80 = 2,752.23 : x
  2. Step 2: Convert to fraction form
    8,376.33/12,565.80 = 2,752.23/x
  3. Step 3: Cross multiply
    8,376.33x = 12,565.80 × 2,752.23
  4. Step 4: Simplify right side
    8,376.33x = 34,583,971.73
  5. Step 5: Solve for x
    x = 34,583,971.73/8,376.33
  6. Step 6: Final answer
    x = 4,128.77

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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.