Home / 3,669.89-5,059.17-2,620.13

Finding the Fourth Proportional to 3,669.89, 5,059.17 and 2,620.13

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Solution

The fourth proportional to 3,669.89, 5,059.17 and 2,620.13 is: 3,612.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.89 : 5,059.17 = 2,620.13 : x
  2. Step 2: Convert to fraction form
    3,669.89/5,059.17 = 2,620.13/x
  3. Step 3: Cross multiply
    3,669.89x = 5,059.17 × 2,620.13
  4. Step 4: Simplify right side
    3,669.89x = 13,255,657.80
  5. Step 5: Solve for x
    x = 13,255,657.80/3,669.89
  6. Step 6: Final answer
    x = 3,612.01

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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.