Home / 5,389.50-7,434.26-3,793.35

Finding the Fourth Proportional to 5,389.50, 7,434.26 and 3,793.35

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Solution

The fourth proportional to 5,389.50, 7,434.26 and 3,793.35 is: 5,232.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.50 : 7,434.26 = 3,793.35 : x
  2. Step 2: Convert to fraction form
    5,389.50/7,434.26 = 3,793.35/x
  3. Step 3: Cross multiply
    5,389.50x = 7,434.26 × 3,793.35
  4. Step 4: Simplify right side
    5,389.50x = 28,200,731.20
  5. Step 5: Solve for x
    x = 28,200,731.20/5,389.50
  6. Step 6: Final answer
    x = 5,232.53

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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.