Home / 1,857.01-2,561.82-1,110.61

Finding the Fourth Proportional to 1,857.01, 2,561.82 and 1,110.61

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Solution

The fourth proportional to 1,857.01, 2,561.82 and 1,110.61 is: 1,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857.01 : 2,561.82 = 1,110.61 : x
  2. Step 2: Convert to fraction form
    1,857.01/2,561.82 = 1,110.61/x
  3. Step 3: Cross multiply
    1,857.01x = 2,561.82 × 1,110.61
  4. Step 4: Simplify right side
    1,857.01x = 2,845,182.91
  5. Step 5: Solve for x
    x = 2,845,182.91/1,857.01
  6. Step 6: Final answer
    x = 1,532.13

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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.