Home / 2,521.68-3,761.58-2,343.48

Finding the Fourth Proportional to 2,521.68, 3,761.58 and 2,343.48

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Solution

The fourth proportional to 2,521.68, 3,761.58 and 2,343.48 is: 3,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.68 : 3,761.58 = 2,343.48 : x
  2. Step 2: Convert to fraction form
    2,521.68/3,761.58 = 2,343.48/x
  3. Step 3: Cross multiply
    2,521.68x = 3,761.58 × 2,343.48
  4. Step 4: Simplify right side
    2,521.68x = 8,815,187.50
  5. Step 5: Solve for x
    x = 8,815,187.50/2,521.68
  6. Step 6: Final answer
    x = 3,495.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.