Home / 1,749.18-2,634.19-1,577.82

Finding the Fourth Proportional to 1,749.18, 2,634.19 and 1,577.82

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Solution

The fourth proportional to 1,749.18, 2,634.19 and 1,577.82 is: 2,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.18 : 2,634.19 = 1,577.82 : x
  2. Step 2: Convert to fraction form
    1,749.18/2,634.19 = 1,577.82/x
  3. Step 3: Cross multiply
    1,749.18x = 2,634.19 × 1,577.82
  4. Step 4: Simplify right side
    1,749.18x = 4,156,277.67
  5. Step 5: Solve for x
    x = 4,156,277.67/1,749.18
  6. Step 6: Final answer
    x = 2,376.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.