Home / 5,288.53-7,933.70-2,170.23

Finding the Fourth Proportional to 5,288.53, 7,933.70 and 2,170.23

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Solution

The fourth proportional to 5,288.53, 7,933.70 and 2,170.23 is: 3,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.53 : 7,933.70 = 2,170.23 : x
  2. Step 2: Convert to fraction form
    5,288.53/7,933.70 = 2,170.23/x
  3. Step 3: Cross multiply
    5,288.53x = 7,933.70 × 2,170.23
  4. Step 4: Simplify right side
    5,288.53x = 17,217,953.75
  5. Step 5: Solve for x
    x = 17,217,953.75/5,288.53
  6. Step 6: Final answer
    x = 3,255.72

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1.5x scale

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.