Home / 3,532.16-4,874.36-2,040.21

Finding the Fourth Proportional to 3,532.16, 4,874.36 and 2,040.21

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Solution

The fourth proportional to 3,532.16, 4,874.36 and 2,040.21 is: 2,815.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.16 : 4,874.36 = 2,040.21 : x
  2. Step 2: Convert to fraction form
    3,532.16/4,874.36 = 2,040.21/x
  3. Step 3: Cross multiply
    3,532.16x = 4,874.36 × 2,040.21
  4. Step 4: Simplify right side
    3,532.16x = 9,944,718.02
  5. Step 5: Solve for x
    x = 9,944,718.02/3,532.16
  6. Step 6: Final answer
    x = 2,815.48

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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.