Home / 5,439.70-8,160.54-3,592.36

Finding the Fourth Proportional to 5,439.70, 8,160.54 and 3,592.36

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Solution

The fourth proportional to 5,439.70, 8,160.54 and 3,592.36 is: 5,389.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.70 : 8,160.54 = 3,592.36 : x
  2. Step 2: Convert to fraction form
    5,439.70/8,160.54 = 3,592.36/x
  3. Step 3: Cross multiply
    5,439.70x = 8,160.54 × 3,592.36
  4. Step 4: Simplify right side
    5,439.70x = 29,315,597.47
  5. Step 5: Solve for x
    x = 29,315,597.47/5,439.70
  6. Step 6: Final answer
    x = 5,389.19

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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.