Home / 5,199.63-7,175.51-2,841.76

Finding the Fourth Proportional to 5,199.63, 7,175.51 and 2,841.76

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Solution

The fourth proportional to 5,199.63, 7,175.51 and 2,841.76 is: 3,921.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.63 : 7,175.51 = 2,841.76 : x
  2. Step 2: Convert to fraction form
    5,199.63/7,175.51 = 2,841.76/x
  3. Step 3: Cross multiply
    5,199.63x = 7,175.51 × 2,841.76
  4. Step 4: Simplify right side
    5,199.63x = 20,391,077.30
  5. Step 5: Solve for x
    x = 20,391,077.30/5,199.63
  6. Step 6: Final answer
    x = 3,921.64

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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.