Home / 4,001.20-5,519.95-2,508.10

Finding the Fourth Proportional to 4,001.20, 5,519.95 and 2,508.10

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Solution

The fourth proportional to 4,001.20, 5,519.95 and 2,508.10 is: 3,460.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.20 : 5,519.95 = 2,508.10 : x
  2. Step 2: Convert to fraction form
    4,001.20/5,519.95 = 2,508.10/x
  3. Step 3: Cross multiply
    4,001.20x = 5,519.95 × 2,508.10
  4. Step 4: Simplify right side
    4,001.20x = 13,844,586.60
  5. Step 5: Solve for x
    x = 13,844,586.60/4,001.20
  6. Step 6: Final answer
    x = 3,460.11

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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.