Home / 1,742.93-2,615.29-1,158.33

Finding the Fourth Proportional to 1,742.93, 2,615.29 and 1,158.33

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Solution

The fourth proportional to 1,742.93, 2,615.29 and 1,158.33 is: 1,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.93 : 2,615.29 = 1,158.33 : x
  2. Step 2: Convert to fraction form
    1,742.93/2,615.29 = 1,158.33/x
  3. Step 3: Cross multiply
    1,742.93x = 2,615.29 × 1,158.33
  4. Step 4: Simplify right side
    1,742.93x = 3,029,382.29
  5. Step 5: Solve for x
    x = 3,029,382.29/1,742.93
  6. Step 6: Final answer
    x = 1,738.10

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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.