Home / 1,341.65-2,016.80-1,335.17

Finding the Fourth Proportional to 1,341.65, 2,016.80 and 1,335.17

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Solution

The fourth proportional to 1,341.65, 2,016.80 and 1,335.17 is: 2,007.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.65 : 2,016.80 = 1,335.17 : x
  2. Step 2: Convert to fraction form
    1,341.65/2,016.80 = 1,335.17/x
  3. Step 3: Cross multiply
    1,341.65x = 2,016.80 × 1,335.17
  4. Step 4: Simplify right side
    1,341.65x = 2,692,770.86
  5. Step 5: Solve for x
    x = 2,692,770.86/1,341.65
  6. Step 6: Final answer
    x = 2,007.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.