Home / 2,276.30-3,140.17-1,568.87

Finding the Fourth Proportional to 2,276.30, 3,140.17 and 1,568.87

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Solution

The fourth proportional to 2,276.30, 3,140.17 and 1,568.87 is: 2,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.30 : 3,140.17 = 1,568.87 : x
  2. Step 2: Convert to fraction form
    2,276.30/3,140.17 = 1,568.87/x
  3. Step 3: Cross multiply
    2,276.30x = 3,140.17 × 1,568.87
  4. Step 4: Simplify right side
    2,276.30x = 4,926,510.66
  5. Step 5: Solve for x
    x = 4,926,510.66/2,276.30
  6. Step 6: Final answer
    x = 2,164.26

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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.