Home / 4,012.68-6,017.30-1,380.45

Finding the Fourth Proportional to 4,012.68, 6,017.30 and 1,380.45

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Solution

The fourth proportional to 4,012.68, 6,017.30 and 1,380.45 is: 2,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.68 : 6,017.30 = 1,380.45 : x
  2. Step 2: Convert to fraction form
    4,012.68/6,017.30 = 1,380.45/x
  3. Step 3: Cross multiply
    4,012.68x = 6,017.30 × 1,380.45
  4. Step 4: Simplify right side
    4,012.68x = 8,306,581.79
  5. Step 5: Solve for x
    x = 8,306,581.79/4,012.68
  6. Step 6: Final answer
    x = 2,070.08

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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.