Home / 5,766.40-8,656-2,306.08

Finding the Fourth Proportional to 5,766.40, 8,656 and 2,306.08

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Solution

The fourth proportional to 5,766.40, 8,656 and 2,306.08 is: 3,461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.40 : 8,656 = 2,306.08 : x
  2. Step 2: Convert to fraction form
    5,766.40/8,656 = 2,306.08/x
  3. Step 3: Cross multiply
    5,766.40x = 8,656 × 2,306.08
  4. Step 4: Simplify right side
    5,766.40x = 19,961,428.48
  5. Step 5: Solve for x
    x = 19,961,428.48/5,766.40
  6. Step 6: Final answer
    x = 3,461.68

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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.