Home / 3,652.48-5,042.01-2,812.87

Finding the Fourth Proportional to 3,652.48, 5,042.01 and 2,812.87

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Solution

The fourth proportional to 3,652.48, 5,042.01 and 2,812.87 is: 3,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.48 : 5,042.01 = 2,812.87 : x
  2. Step 2: Convert to fraction form
    3,652.48/5,042.01 = 2,812.87/x
  3. Step 3: Cross multiply
    3,652.48x = 5,042.01 × 2,812.87
  4. Step 4: Simplify right side
    3,652.48x = 14,182,518.67
  5. Step 5: Solve for x
    x = 14,182,518.67/3,652.48
  6. Step 6: Final answer
    x = 3,882.98

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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.