Home / 3,652.55-5,039.91-2,080.34

Finding the Fourth Proportional to 3,652.55, 5,039.91 and 2,080.34

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Solution

The fourth proportional to 3,652.55, 5,039.91 and 2,080.34 is: 2,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.55 : 5,039.91 = 2,080.34 : x
  2. Step 2: Convert to fraction form
    3,652.55/5,039.91 = 2,080.34/x
  3. Step 3: Cross multiply
    3,652.55x = 5,039.91 × 2,080.34
  4. Step 4: Simplify right side
    3,652.55x = 10,484,701.17
  5. Step 5: Solve for x
    x = 10,484,701.17/3,652.55
  6. Step 6: Final answer
    x = 2,870.52

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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.