Home / 3,124.01-4,686.08-1,273.85

Finding the Fourth Proportional to 3,124.01, 4,686.08 and 1,273.85

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Solution

The fourth proportional to 3,124.01, 4,686.08 and 1,273.85 is: 1,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.01 : 4,686.08 = 1,273.85 : x
  2. Step 2: Convert to fraction form
    3,124.01/4,686.08 = 1,273.85/x
  3. Step 3: Cross multiply
    3,124.01x = 4,686.08 × 1,273.85
  4. Step 4: Simplify right side
    3,124.01x = 5,969,363.01
  5. Step 5: Solve for x
    x = 5,969,363.01/3,124.01
  6. Step 6: Final answer
    x = 1,910.80

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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.