Home / 5,370.20-7,410.95-3,245.43

Finding the Fourth Proportional to 5,370.20, 7,410.95 and 3,245.43

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Solution

The fourth proportional to 5,370.20, 7,410.95 and 3,245.43 is: 4,478.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.20 : 7,410.95 = 3,245.43 : x
  2. Step 2: Convert to fraction form
    5,370.20/7,410.95 = 3,245.43/x
  3. Step 3: Cross multiply
    5,370.20x = 7,410.95 × 3,245.43
  4. Step 4: Simplify right side
    5,370.20x = 24,051,719.46
  5. Step 5: Solve for x
    x = 24,051,719.46/5,370.20
  6. Step 6: Final answer
    x = 4,478.74

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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.