Home / 3,474.06-5,207.10-2,430.90

Finding the Fourth Proportional to 3,474.06, 5,207.10 and 2,430.90

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Solution

The fourth proportional to 3,474.06, 5,207.10 and 2,430.90 is: 3,643.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.06 : 5,207.10 = 2,430.90 : x
  2. Step 2: Convert to fraction form
    3,474.06/5,207.10 = 2,430.90/x
  3. Step 3: Cross multiply
    3,474.06x = 5,207.10 × 2,430.90
  4. Step 4: Simplify right side
    3,474.06x = 12,657,939.39
  5. Step 5: Solve for x
    x = 12,657,939.39/3,474.06
  6. Step 6: Final answer
    x = 3,643.56

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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.