Home / 5,199.29-7,176.98-3,529.34

Finding the Fourth Proportional to 5,199.29, 7,176.98 and 3,529.34

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Solution

The fourth proportional to 5,199.29, 7,176.98 and 3,529.34 is: 4,871.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.29 : 7,176.98 = 3,529.34 : x
  2. Step 2: Convert to fraction form
    5,199.29/7,176.98 = 3,529.34/x
  3. Step 3: Cross multiply
    5,199.29x = 7,176.98 × 3,529.34
  4. Step 4: Simplify right side
    5,199.29x = 25,329,984.95
  5. Step 5: Solve for x
    x = 25,329,984.95/5,199.29
  6. Step 6: Final answer
    x = 4,871.82

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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.