Home / 3,304.40-4,557.12-2,186.48

Finding the Fourth Proportional to 3,304.40, 4,557.12 and 2,186.48

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Solution

The fourth proportional to 3,304.40, 4,557.12 and 2,186.48 is: 3,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.40 : 4,557.12 = 2,186.48 : x
  2. Step 2: Convert to fraction form
    3,304.40/4,557.12 = 2,186.48/x
  3. Step 3: Cross multiply
    3,304.40x = 4,557.12 × 2,186.48
  4. Step 4: Simplify right side
    3,304.40x = 9,964,051.74
  5. Step 5: Solve for x
    x = 9,964,051.74/3,304.40
  6. Step 6: Final answer
    x = 3,015.39

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1.5x scale

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.