Home / 2,701.62-3,728.52-1,582.92

Finding the Fourth Proportional to 2,701.62, 3,728.52 and 1,582.92

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Solution

The fourth proportional to 2,701.62, 3,728.52 and 1,582.92 is: 2,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.62 : 3,728.52 = 1,582.92 : x
  2. Step 2: Convert to fraction form
    2,701.62/3,728.52 = 1,582.92/x
  3. Step 3: Cross multiply
    2,701.62x = 3,728.52 × 1,582.92
  4. Step 4: Simplify right side
    2,701.62x = 5,901,948.88
  5. Step 5: Solve for x
    x = 5,901,948.88/2,701.62
  6. Step 6: Final answer
    x = 2,184.60

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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.