Home / 3,523.20-4,862.10-2,031.48

Finding the Fourth Proportional to 3,523.20, 4,862.10 and 2,031.48

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Solution

The fourth proportional to 3,523.20, 4,862.10 and 2,031.48 is: 2,803.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.20 : 4,862.10 = 2,031.48 : x
  2. Step 2: Convert to fraction form
    3,523.20/4,862.10 = 2,031.48/x
  3. Step 3: Cross multiply
    3,523.20x = 4,862.10 × 2,031.48
  4. Step 4: Simplify right side
    3,523.20x = 9,877,258.91
  5. Step 5: Solve for x
    x = 9,877,258.91/3,523.20
  6. Step 6: Final answer
    x = 2,803.49

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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.