Home / 3,967.18-5,473.92-2,395.36

Finding the Fourth Proportional to 3,967.18, 5,473.92 and 2,395.36

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Solution

The fourth proportional to 3,967.18, 5,473.92 and 2,395.36 is: 3,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.18 : 5,473.92 = 2,395.36 : x
  2. Step 2: Convert to fraction form
    3,967.18/5,473.92 = 2,395.36/x
  3. Step 3: Cross multiply
    3,967.18x = 5,473.92 × 2,395.36
  4. Step 4: Simplify right side
    3,967.18x = 13,112,009.01
  5. Step 5: Solve for x
    x = 13,112,009.01/3,967.18
  6. Step 6: Final answer
    x = 3,305.12

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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.