Home / 2,760.68-3,810.28-1,565.69

Finding the Fourth Proportional to 2,760.68, 3,810.28 and 1,565.69

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Solution

The fourth proportional to 2,760.68, 3,810.28 and 1,565.69 is: 2,160.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.68 : 3,810.28 = 1,565.69 : x
  2. Step 2: Convert to fraction form
    2,760.68/3,810.28 = 1,565.69/x
  3. Step 3: Cross multiply
    2,760.68x = 3,810.28 × 1,565.69
  4. Step 4: Simplify right side
    2,760.68x = 5,965,698.24
  5. Step 5: Solve for x
    x = 5,965,698.24/2,760.68
  6. Step 6: Final answer
    x = 2,160.96

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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.