Home / 5,191.79-7,164.53-4,773.83

Finding the Fourth Proportional to 5,191.79, 7,164.53 and 4,773.83

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Solution

The fourth proportional to 5,191.79, 7,164.53 and 4,773.83 is: 6,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191.79 : 7,164.53 = 4,773.83 : x
  2. Step 2: Convert to fraction form
    5,191.79/7,164.53 = 4,773.83/x
  3. Step 3: Cross multiply
    5,191.79x = 7,164.53 × 4,773.83
  4. Step 4: Simplify right side
    5,191.79x = 34,202,248.25
  5. Step 5: Solve for x
    x = 34,202,248.25/5,191.79
  6. Step 6: Final answer
    x = 6,587.76

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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.