Home / 8,617.16-12,926.96-2,772.41

Finding the Fourth Proportional to 8,617.16, 12,926.96 and 2,772.41

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Solution

The fourth proportional to 8,617.16, 12,926.96 and 2,772.41 is: 4,159.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617.16 : 12,926.96 = 2,772.41 : x
  2. Step 2: Convert to fraction form
    8,617.16/12,926.96 = 2,772.41/x
  3. Step 3: Cross multiply
    8,617.16x = 12,926.96 × 2,772.41
  4. Step 4: Simplify right side
    8,617.16x = 35,838,754.68
  5. Step 5: Solve for x
    x = 35,838,754.68/8,617.16
  6. Step 6: Final answer
    x = 4,159.00

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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.