Home / 8,617.29-12,926.25-3,068.60

Finding the Fourth Proportional to 8,617.29, 12,926.25 and 3,068.60

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Solution

The fourth proportional to 8,617.29, 12,926.25 and 3,068.60 is: 4,603.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617.29 : 12,926.25 = 3,068.60 : x
  2. Step 2: Convert to fraction form
    8,617.29/12,926.25 = 3,068.60/x
  3. Step 3: Cross multiply
    8,617.29x = 12,926.25 × 3,068.60
  4. Step 4: Simplify right side
    8,617.29x = 39,665,426.12
  5. Step 5: Solve for x
    x = 39,665,426.12/8,617.29
  6. Step 6: Final answer
    x = 4,603.00

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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.