Home / 5,203.72-7,230.91-5,150.44

Finding the Fourth Proportional to 5,203.72, 7,230.91 and 5,150.44

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Solution

The fourth proportional to 5,203.72, 7,230.91 and 5,150.44 is: 7,156.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.72 : 7,230.91 = 5,150.44 : x
  2. Step 2: Convert to fraction form
    5,203.72/7,230.91 = 5,150.44/x
  3. Step 3: Cross multiply
    5,203.72x = 7,230.91 × 5,150.44
  4. Step 4: Simplify right side
    5,203.72x = 37,242,368.10
  5. Step 5: Solve for x
    x = 37,242,368.10/5,203.72
  6. Step 6: Final answer
    x = 7,156.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.