Home / 3,348.52-4,621.14-2,170.60

Finding the Fourth Proportional to 3,348.52, 4,621.14 and 2,170.60

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Solution

The fourth proportional to 3,348.52, 4,621.14 and 2,170.60 is: 2,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.52 : 4,621.14 = 2,170.60 : x
  2. Step 2: Convert to fraction form
    3,348.52/4,621.14 = 2,170.60/x
  3. Step 3: Cross multiply
    3,348.52x = 4,621.14 × 2,170.60
  4. Step 4: Simplify right side
    3,348.52x = 10,030,646.48
  5. Step 5: Solve for x
    x = 10,030,646.48/3,348.52
  6. Step 6: Final answer
    x = 2,995.55

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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.