Home / 7,098.23-10,647.29-2,167.85

Finding the Fourth Proportional to 7,098.23, 10,647.29 and 2,167.85

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Solution

The fourth proportional to 7,098.23, 10,647.29 and 2,167.85 is: 3,251.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098.23 : 10,647.29 = 2,167.85 : x
  2. Step 2: Convert to fraction form
    7,098.23/10,647.29 = 2,167.85/x
  3. Step 3: Cross multiply
    7,098.23x = 10,647.29 × 2,167.85
  4. Step 4: Simplify right side
    7,098.23x = 23,081,663.55
  5. Step 5: Solve for x
    x = 23,081,663.55/7,098.23
  6. Step 6: Final answer
    x = 3,251.75

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1.5x scale

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.