Home / 3,532.81-4,876.23-2,205.72

Finding the Fourth Proportional to 3,532.81, 4,876.23 and 2,205.72

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Solution

The fourth proportional to 3,532.81, 4,876.23 and 2,205.72 is: 3,044.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.81 : 4,876.23 = 2,205.72 : x
  2. Step 2: Convert to fraction form
    3,532.81/4,876.23 = 2,205.72/x
  3. Step 3: Cross multiply
    3,532.81x = 4,876.23 × 2,205.72
  4. Step 4: Simplify right side
    3,532.81x = 10,755,598.04
  5. Step 5: Solve for x
    x = 10,755,598.04/3,532.81
  6. Step 6: Final answer
    x = 3,044.49

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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.