Home / 3,162.48-4,365.50-2,043.51

Finding the Fourth Proportional to 3,162.48, 4,365.50 and 2,043.51

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Solution

The fourth proportional to 3,162.48, 4,365.50 and 2,043.51 is: 2,820.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.48 : 4,365.50 = 2,043.51 : x
  2. Step 2: Convert to fraction form
    3,162.48/4,365.50 = 2,043.51/x
  3. Step 3: Cross multiply
    3,162.48x = 4,365.50 × 2,043.51
  4. Step 4: Simplify right side
    3,162.48x = 8,920,942.91
  5. Step 5: Solve for x
    x = 8,920,942.91/3,162.48
  6. Step 6: Final answer
    x = 2,820.87

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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.