Home / 3,588.60-4,952.38-2,172.55

Finding the Fourth Proportional to 3,588.60, 4,952.38 and 2,172.55

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Solution

The fourth proportional to 3,588.60, 4,952.38 and 2,172.55 is: 2,998.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.60 : 4,952.38 = 2,172.55 : x
  2. Step 2: Convert to fraction form
    3,588.60/4,952.38 = 2,172.55/x
  3. Step 3: Cross multiply
    3,588.60x = 4,952.38 × 2,172.55
  4. Step 4: Simplify right side
    3,588.60x = 10,759,293.17
  5. Step 5: Solve for x
    x = 10,759,293.17/3,588.60
  6. Step 6: Final answer
    x = 2,998.19

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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.