Home / 5,346.72-7,374.60-4,131

Finding the Fourth Proportional to 5,346.72, 7,374.60 and 4,131

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Solution

The fourth proportional to 5,346.72, 7,374.60 and 4,131 is: 5,697.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.72 : 7,374.60 = 4,131 : x
  2. Step 2: Convert to fraction form
    5,346.72/7,374.60 = 4,131/x
  3. Step 3: Cross multiply
    5,346.72x = 7,374.60 × 4,131
  4. Step 4: Simplify right side
    5,346.72x = 30,464,472.60
  5. Step 5: Solve for x
    x = 30,464,472.60/5,346.72
  6. Step 6: Final answer
    x = 5,697.79

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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.