Home / 1,785.15-2,460.92-1,194.66

Finding the Fourth Proportional to 1,785.15, 2,460.92 and 1,194.66

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Solution

The fourth proportional to 1,785.15, 2,460.92 and 1,194.66 is: 1,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.15 : 2,460.92 = 1,194.66 : x
  2. Step 2: Convert to fraction form
    1,785.15/2,460.92 = 1,194.66/x
  3. Step 3: Cross multiply
    1,785.15x = 2,460.92 × 1,194.66
  4. Step 4: Simplify right side
    1,785.15x = 2,939,956.71
  5. Step 5: Solve for x
    x = 2,939,956.71/1,785.15
  6. Step 6: Final answer
    x = 1,646.90

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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.