Home / 3,905.12-5,854.44-1,595

Finding the Fourth Proportional to 3,905.12, 5,854.44 and 1,595

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Solution

The fourth proportional to 3,905.12, 5,854.44 and 1,595 is: 2,391.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905.12 : 5,854.44 = 1,595 : x
  2. Step 2: Convert to fraction form
    3,905.12/5,854.44 = 1,595/x
  3. Step 3: Cross multiply
    3,905.12x = 5,854.44 × 1,595
  4. Step 4: Simplify right side
    3,905.12x = 9,337,831.80
  5. Step 5: Solve for x
    x = 9,337,831.80/3,905.12
  6. Step 6: Final answer
    x = 2,391.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.