Home / 3,652.74-5,039.55-2,079.72

Finding the Fourth Proportional to 3,652.74, 5,039.55 and 2,079.72

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Solution

The fourth proportional to 3,652.74, 5,039.55 and 2,079.72 is: 2,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.74 : 5,039.55 = 2,079.72 : x
  2. Step 2: Convert to fraction form
    3,652.74/5,039.55 = 2,079.72/x
  3. Step 3: Cross multiply
    3,652.74x = 5,039.55 × 2,079.72
  4. Step 4: Simplify right side
    3,652.74x = 10,480,852.93
  5. Step 5: Solve for x
    x = 10,480,852.93/3,652.74
  6. Step 6: Final answer
    x = 2,869.31

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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.