Home / 3,523.46-4,861.80-2,031.57

Finding the Fourth Proportional to 3,523.46, 4,861.80 and 2,031.57

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Solution

The fourth proportional to 3,523.46, 4,861.80 and 2,031.57 is: 2,803.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.46 : 4,861.80 = 2,031.57 : x
  2. Step 2: Convert to fraction form
    3,523.46/4,861.80 = 2,031.57/x
  3. Step 3: Cross multiply
    3,523.46x = 4,861.80 × 2,031.57
  4. Step 4: Simplify right side
    3,523.46x = 9,877,087.03
  5. Step 5: Solve for x
    x = 9,877,087.03/3,523.46
  6. Step 6: Final answer
    x = 2,803.24

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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.