Home / 3,625.45-5,000.35-2,430.07

Finding the Fourth Proportional to 3,625.45, 5,000.35 and 2,430.07

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Solution

The fourth proportional to 3,625.45, 5,000.35 and 2,430.07 is: 3,351.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.45 : 5,000.35 = 2,430.07 : x
  2. Step 2: Convert to fraction form
    3,625.45/5,000.35 = 2,430.07/x
  3. Step 3: Cross multiply
    3,625.45x = 5,000.35 × 2,430.07
  4. Step 4: Simplify right side
    3,625.45x = 12,151,169.45
  5. Step 5: Solve for x
    x = 12,151,169.45/3,625.45
  6. Step 6: Final answer
    x = 3,351.63

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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.