Home / 3,523.86-4,862.80-2,031.84

Finding the Fourth Proportional to 3,523.86, 4,862.80 and 2,031.84

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Solution

The fourth proportional to 3,523.86, 4,862.80 and 2,031.84 is: 2,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.86 : 4,862.80 = 2,031.84 : x
  2. Step 2: Convert to fraction form
    3,523.86/4,862.80 = 2,031.84/x
  3. Step 3: Cross multiply
    3,523.86x = 4,862.80 × 2,031.84
  4. Step 4: Simplify right side
    3,523.86x = 9,880,431.55
  5. Step 5: Solve for x
    x = 9,880,431.55/3,523.86
  6. Step 6: Final answer
    x = 2,803.87

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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.