Home / 5,595.75-7,722.18-3,111.75

Finding the Fourth Proportional to 5,595.75, 7,722.18 and 3,111.75

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Solution

The fourth proportional to 5,595.75, 7,722.18 and 3,111.75 is: 4,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.75 : 7,722.18 = 3,111.75 : x
  2. Step 2: Convert to fraction form
    5,595.75/7,722.18 = 3,111.75/x
  3. Step 3: Cross multiply
    5,595.75x = 7,722.18 × 3,111.75
  4. Step 4: Simplify right side
    5,595.75x = 24,029,493.62
  5. Step 5: Solve for x
    x = 24,029,493.62/5,595.75
  6. Step 6: Final answer
    x = 4,294.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.