Home / 4,039.20-6,060.15-1,406.70

Finding the Fourth Proportional to 4,039.20, 6,060.15 and 1,406.70

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Solution

The fourth proportional to 4,039.20, 6,060.15 and 1,406.70 is: 2,110.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.20 : 6,060.15 = 1,406.70 : x
  2. Step 2: Convert to fraction form
    4,039.20/6,060.15 = 1,406.70/x
  3. Step 3: Cross multiply
    4,039.20x = 6,060.15 × 1,406.70
  4. Step 4: Simplify right side
    4,039.20x = 8,524,813.01
  5. Step 5: Solve for x
    x = 8,524,813.01/4,039.20
  6. Step 6: Final answer
    x = 2,110.52

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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.