Home / 3,652.47-5,040.50-2,080.53

Finding the Fourth Proportional to 3,652.47, 5,040.50 and 2,080.53

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Solution

The fourth proportional to 3,652.47, 5,040.50 and 2,080.53 is: 2,871.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.47 : 5,040.50 = 2,080.53 : x
  2. Step 2: Convert to fraction form
    3,652.47/5,040.50 = 2,080.53/x
  3. Step 3: Cross multiply
    3,652.47x = 5,040.50 × 2,080.53
  4. Step 4: Simplify right side
    3,652.47x = 10,486,901.06
  5. Step 5: Solve for x
    x = 10,486,901.06/3,652.47
  6. Step 6: Final answer
    x = 2,871.18

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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.