Home / 1,366.58-1,873.66-1,341.92

Finding the Fourth Proportional to 1,366.58, 1,873.66 and 1,341.92

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Solution

The fourth proportional to 1,366.58, 1,873.66 and 1,341.92 is: 1,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.58 : 1,873.66 = 1,341.92 : x
  2. Step 2: Convert to fraction form
    1,366.58/1,873.66 = 1,341.92/x
  3. Step 3: Cross multiply
    1,366.58x = 1,873.66 × 1,341.92
  4. Step 4: Simplify right side
    1,366.58x = 2,514,301.83
  5. Step 5: Solve for x
    x = 2,514,301.83/1,366.58
  6. Step 6: Final answer
    x = 1,839.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.