Home / 5,417.04-8,115.18-3,219.10

Finding the Fourth Proportional to 5,417.04, 8,115.18 and 3,219.10

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Solution

The fourth proportional to 5,417.04, 8,115.18 and 3,219.10 is: 4,822.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.04 : 8,115.18 = 3,219.10 : x
  2. Step 2: Convert to fraction form
    5,417.04/8,115.18 = 3,219.10/x
  3. Step 3: Cross multiply
    5,417.04x = 8,115.18 × 3,219.10
  4. Step 4: Simplify right side
    5,417.04x = 26,123,575.94
  5. Step 5: Solve for x
    x = 26,123,575.94/5,417.04
  6. Step 6: Final answer
    x = 4,822.48

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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.