Home / 5,319.36-7,966.08-5,163.84

Finding the Fourth Proportional to 5,319.36, 7,966.08 and 5,163.84

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Solution

The fourth proportional to 5,319.36, 7,966.08 and 5,163.84 is: 7,733.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.36 : 7,966.08 = 5,163.84 : x
  2. Step 2: Convert to fraction form
    5,319.36/7,966.08 = 5,163.84/x
  3. Step 3: Cross multiply
    5,319.36x = 7,966.08 × 5,163.84
  4. Step 4: Simplify right side
    5,319.36x = 41,135,562.55
  5. Step 5: Solve for x
    x = 41,135,562.55/5,319.36
  6. Step 6: Final answer
    x = 7,733.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.