Home / 3,625.56-5,000.45-2,430.15

Finding the Fourth Proportional to 3,625.56, 5,000.45 and 2,430.15

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Solution

The fourth proportional to 3,625.56, 5,000.45 and 2,430.15 is: 3,351.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.56 : 5,000.45 = 2,430.15 : x
  2. Step 2: Convert to fraction form
    3,625.56/5,000.45 = 2,430.15/x
  3. Step 3: Cross multiply
    3,625.56x = 5,000.45 × 2,430.15
  4. Step 4: Simplify right side
    3,625.56x = 12,151,844.21
  5. Step 5: Solve for x
    x = 12,151,844.21/3,625.56
  6. Step 6: Final answer
    x = 3,351.72

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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.