Home / 7,651.25-11,475.37-2,103.17

Finding the Fourth Proportional to 7,651.25, 11,475.37 and 2,103.17

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Solution

The fourth proportional to 7,651.25, 11,475.37 and 2,103.17 is: 3,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651.25 : 11,475.37 = 2,103.17 : x
  2. Step 2: Convert to fraction form
    7,651.25/11,475.37 = 2,103.17/x
  3. Step 3: Cross multiply
    7,651.25x = 11,475.37 × 2,103.17
  4. Step 4: Simplify right side
    7,651.25x = 24,134,599.18
  5. Step 5: Solve for x
    x = 24,134,599.18/7,651.25
  6. Step 6: Final answer
    x = 3,154.33

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Double scale
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Similar ratio
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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.