Home / 3,601.12-5,394.10-1,654.96

Finding the Fourth Proportional to 3,601.12, 5,394.10 and 1,654.96

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Solution

The fourth proportional to 3,601.12, 5,394.10 and 1,654.96 is: 2,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.12 : 5,394.10 = 1,654.96 : x
  2. Step 2: Convert to fraction form
    3,601.12/5,394.10 = 1,654.96/x
  3. Step 3: Cross multiply
    3,601.12x = 5,394.10 × 1,654.96
  4. Step 4: Simplify right side
    3,601.12x = 8,927,019.74
  5. Step 5: Solve for x
    x = 8,927,019.74/3,601.12
  6. Step 6: Final answer
    x = 2,478.96

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1.5x scale

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.