Home / 5,223.24-7,832.89-2,102.18

Finding the Fourth Proportional to 5,223.24, 7,832.89 and 2,102.18

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Solution

The fourth proportional to 5,223.24, 7,832.89 and 2,102.18 is: 3,152.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.24 : 7,832.89 = 2,102.18 : x
  2. Step 2: Convert to fraction form
    5,223.24/7,832.89 = 2,102.18/x
  3. Step 3: Cross multiply
    5,223.24x = 7,832.89 × 2,102.18
  4. Step 4: Simplify right side
    5,223.24x = 16,466,159.03
  5. Step 5: Solve for x
    x = 16,466,159.03/5,223.24
  6. Step 6: Final answer
    x = 3,152.48

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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.