Home / 3,292.46-4,543.40-1,966.16

Finding the Fourth Proportional to 3,292.46, 4,543.40 and 1,966.16

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Solution

The fourth proportional to 3,292.46, 4,543.40 and 1,966.16 is: 2,713.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.46 : 4,543.40 = 1,966.16 : x
  2. Step 2: Convert to fraction form
    3,292.46/4,543.40 = 1,966.16/x
  3. Step 3: Cross multiply
    3,292.46x = 4,543.40 × 1,966.16
  4. Step 4: Simplify right side
    3,292.46x = 8,933,051.34
  5. Step 5: Solve for x
    x = 8,933,051.34/3,292.46
  6. Step 6: Final answer
    x = 2,713.18

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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.