Home / 2,256.30-3,115.13-1,417.41

Finding the Fourth Proportional to 2,256.30, 3,115.13 and 1,417.41

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Solution

The fourth proportional to 2,256.30, 3,115.13 and 1,417.41 is: 1,956.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.30 : 3,115.13 = 1,417.41 : x
  2. Step 2: Convert to fraction form
    2,256.30/3,115.13 = 1,417.41/x
  3. Step 3: Cross multiply
    2,256.30x = 3,115.13 × 1,417.41
  4. Step 4: Simplify right side
    2,256.30x = 4,415,409.33
  5. Step 5: Solve for x
    x = 4,415,409.33/2,256.30
  6. Step 6: Final answer
    x = 1,956.92

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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.