Home / 3,152.74-4,350.62-1,826.87

Finding the Fourth Proportional to 3,152.74, 4,350.62 and 1,826.87

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Solution

The fourth proportional to 3,152.74, 4,350.62 and 1,826.87 is: 2,520.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.74 : 4,350.62 = 1,826.87 : x
  2. Step 2: Convert to fraction form
    3,152.74/4,350.62 = 1,826.87/x
  3. Step 3: Cross multiply
    3,152.74x = 4,350.62 × 1,826.87
  4. Step 4: Simplify right side
    3,152.74x = 7,948,017.16
  5. Step 5: Solve for x
    x = 7,948,017.16/3,152.74
  6. Step 6: Final answer
    x = 2,520.99

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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.