Home / 5,184.72-7,204.62-5,131.44

Finding the Fourth Proportional to 5,184.72, 7,204.62 and 5,131.44

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Solution

The fourth proportional to 5,184.72, 7,204.62 and 5,131.44 is: 7,130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.72 : 7,204.62 = 5,131.44 : x
  2. Step 2: Convert to fraction form
    5,184.72/7,204.62 = 5,131.44/x
  3. Step 3: Cross multiply
    5,184.72x = 7,204.62 × 5,131.44
  4. Step 4: Simplify right side
    5,184.72x = 36,970,075.25
  5. Step 5: Solve for x
    x = 36,970,075.25/5,184.72
  6. Step 6: Final answer
    x = 7,130.58

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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.