Home / 5,773.51-7,967.42-3,120.91

Finding the Fourth Proportional to 5,773.51, 7,967.42 and 3,120.91

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Solution

The fourth proportional to 5,773.51, 7,967.42 and 3,120.91 is: 4,306.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.51 : 7,967.42 = 3,120.91 : x
  2. Step 2: Convert to fraction form
    5,773.51/7,967.42 = 3,120.91/x
  3. Step 3: Cross multiply
    5,773.51x = 7,967.42 × 3,120.91
  4. Step 4: Simplify right side
    5,773.51x = 24,865,600.75
  5. Step 5: Solve for x
    x = 24,865,600.75/5,773.51
  6. Step 6: Final answer
    x = 4,306.84

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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.