Home / 5,122.44-7,677.59-2,346.77

Finding the Fourth Proportional to 5,122.44, 7,677.59 and 2,346.77

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Solution

The fourth proportional to 5,122.44, 7,677.59 and 2,346.77 is: 3,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.44 : 7,677.59 = 2,346.77 : x
  2. Step 2: Convert to fraction form
    5,122.44/7,677.59 = 2,346.77/x
  3. Step 3: Cross multiply
    5,122.44x = 7,677.59 × 2,346.77
  4. Step 4: Simplify right side
    5,122.44x = 18,017,545.34
  5. Step 5: Solve for x
    x = 18,017,545.34/5,122.44
  6. Step 6: Final answer
    x = 3,517.38

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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.