Home / 5,288.68-7,297.45-3,165.06

Finding the Fourth Proportional to 5,288.68, 7,297.45 and 3,165.06

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Solution

The fourth proportional to 5,288.68, 7,297.45 and 3,165.06 is: 4,367.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.68 : 7,297.45 = 3,165.06 : x
  2. Step 2: Convert to fraction form
    5,288.68/7,297.45 = 3,165.06/x
  3. Step 3: Cross multiply
    5,288.68x = 7,297.45 × 3,165.06
  4. Step 4: Simplify right side
    5,288.68x = 23,096,867.10
  5. Step 5: Solve for x
    x = 23,096,867.10/5,288.68
  6. Step 6: Final answer
    x = 4,367.23

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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.