Home / 3,170.60-4,376.12-1,825.93

Finding the Fourth Proportional to 3,170.60, 4,376.12 and 1,825.93

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Solution

The fourth proportional to 3,170.60, 4,376.12 and 1,825.93 is: 2,520.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.60 : 4,376.12 = 1,825.93 : x
  2. Step 2: Convert to fraction form
    3,170.60/4,376.12 = 1,825.93/x
  3. Step 3: Cross multiply
    3,170.60x = 4,376.12 × 1,825.93
  4. Step 4: Simplify right side
    3,170.60x = 7,990,488.79
  5. Step 5: Solve for x
    x = 7,990,488.79/3,170.60
  6. Step 6: Final answer
    x = 2,520.18

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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.