Home / 5,902.74-8,145.72-3,250.12

Finding the Fourth Proportional to 5,902.74, 8,145.72 and 3,250.12

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Solution

The fourth proportional to 5,902.74, 8,145.72 and 3,250.12 is: 4,485.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.74 : 8,145.72 = 3,250.12 : x
  2. Step 2: Convert to fraction form
    5,902.74/8,145.72 = 3,250.12/x
  3. Step 3: Cross multiply
    5,902.74x = 8,145.72 × 3,250.12
  4. Step 4: Simplify right side
    5,902.74x = 26,474,567.49
  5. Step 5: Solve for x
    x = 26,474,567.49/5,902.74
  6. Step 6: Final answer
    x = 4,485.13

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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.