Home / 1,895.24-2,615.28-1,055.82

Finding the Fourth Proportional to 1,895.24, 2,615.28 and 1,055.82

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Solution

The fourth proportional to 1,895.24, 2,615.28 and 1,055.82 is: 1,456.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.24 : 2,615.28 = 1,055.82 : x
  2. Step 2: Convert to fraction form
    1,895.24/2,615.28 = 1,055.82/x
  3. Step 3: Cross multiply
    1,895.24x = 2,615.28 × 1,055.82
  4. Step 4: Simplify right side
    1,895.24x = 2,761,264.93
  5. Step 5: Solve for x
    x = 2,761,264.93/1,895.24
  6. Step 6: Final answer
    x = 1,456.95

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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.