Home / 4,360.70-6,542.47-1,399.61

Finding the Fourth Proportional to 4,360.70, 6,542.47 and 1,399.61

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Solution

The fourth proportional to 4,360.70, 6,542.47 and 1,399.61 is: 2,099.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.70 : 6,542.47 = 1,399.61 : x
  2. Step 2: Convert to fraction form
    4,360.70/6,542.47 = 1,399.61/x
  3. Step 3: Cross multiply
    4,360.70x = 6,542.47 × 1,399.61
  4. Step 4: Simplify right side
    4,360.70x = 9,156,924.54
  5. Step 5: Solve for x
    x = 9,156,924.54/4,360.70
  6. Step 6: Final answer
    x = 2,099.87

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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.