Home / 2,572.29-3,858.12-1,110.24

Finding the Fourth Proportional to 2,572.29, 3,858.12 and 1,110.24

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Solution

The fourth proportional to 2,572.29, 3,858.12 and 1,110.24 is: 1,665.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572.29 : 3,858.12 = 1,110.24 : x
  2. Step 2: Convert to fraction form
    2,572.29/3,858.12 = 1,110.24/x
  3. Step 3: Cross multiply
    2,572.29x = 3,858.12 × 1,110.24
  4. Step 4: Simplify right side
    2,572.29x = 4,283,439.15
  5. Step 5: Solve for x
    x = 4,283,439.15/2,572.29
  6. Step 6: Final answer
    x = 1,665.22

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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.