Home / 1,574.38-2,361.99-1,402.22

Finding the Fourth Proportional to 1,574.38, 2,361.99 and 1,402.22

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Solution

The fourth proportional to 1,574.38, 2,361.99 and 1,402.22 is: 2,103.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.38 : 2,361.99 = 1,402.22 : x
  2. Step 2: Convert to fraction form
    1,574.38/2,361.99 = 1,402.22/x
  3. Step 3: Cross multiply
    1,574.38x = 2,361.99 × 1,402.22
  4. Step 4: Simplify right side
    1,574.38x = 3,312,022.61
  5. Step 5: Solve for x
    x = 3,312,022.61/1,574.38
  6. Step 6: Final answer
    x = 2,103.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.