Home / 3,911.24-5,395.51-2,652.35

Finding the Fourth Proportional to 3,911.24, 5,395.51 and 2,652.35

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Solution

The fourth proportional to 3,911.24, 5,395.51 and 2,652.35 is: 3,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911.24 : 5,395.51 = 2,652.35 : x
  2. Step 2: Convert to fraction form
    3,911.24/5,395.51 = 2,652.35/x
  3. Step 3: Cross multiply
    3,911.24x = 5,395.51 × 2,652.35
  4. Step 4: Simplify right side
    3,911.24x = 14,310,757.29
  5. Step 5: Solve for x
    x = 14,310,757.29/3,911.24
  6. Step 6: Final answer
    x = 3,658.88

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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.