Home / 5,296.56-7,987.24-5,223.64

Finding the Fourth Proportional to 5,296.56, 7,987.24 and 5,223.64

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Solution

The fourth proportional to 5,296.56, 7,987.24 and 5,223.64 is: 7,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.56 : 7,987.24 = 5,223.64 : x
  2. Step 2: Convert to fraction form
    5,296.56/7,987.24 = 5,223.64/x
  3. Step 3: Cross multiply
    5,296.56x = 7,987.24 × 5,223.64
  4. Step 4: Simplify right side
    5,296.56x = 41,722,466.35
  5. Step 5: Solve for x
    x = 41,722,466.35/5,296.56
  6. Step 6: Final answer
    x = 7,877.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.