Home / 5,416.10-8,123.59-3,672.31

Finding the Fourth Proportional to 5,416.10, 8,123.59 and 3,672.31

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Solution

The fourth proportional to 5,416.10, 8,123.59 and 3,672.31 is: 5,508.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.10 : 8,123.59 = 3,672.31 : x
  2. Step 2: Convert to fraction form
    5,416.10/8,123.59 = 3,672.31/x
  3. Step 3: Cross multiply
    5,416.10x = 8,123.59 × 3,672.31
  4. Step 4: Simplify right side
    5,416.10x = 29,832,340.79
  5. Step 5: Solve for x
    x = 29,832,340.79/5,416.10
  6. Step 6: Final answer
    x = 5,508.09

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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.