Home / 5,199.48-7,175.52-3,075.48

Finding the Fourth Proportional to 5,199.48, 7,175.52 and 3,075.48

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Solution

The fourth proportional to 5,199.48, 7,175.52 and 3,075.48 is: 4,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.48 : 7,175.52 = 3,075.48 : x
  2. Step 2: Convert to fraction form
    5,199.48/7,175.52 = 3,075.48/x
  3. Step 3: Cross multiply
    5,199.48x = 7,175.52 × 3,075.48
  4. Step 4: Simplify right side
    5,199.48x = 22,068,168.25
  5. Step 5: Solve for x
    x = 22,068,168.25/5,199.48
  6. Step 6: Final answer
    x = 4,244.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.