Home / 4,296.16-6,431.27-3,885.49

Finding the Fourth Proportional to 4,296.16, 6,431.27 and 3,885.49

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Solution

The fourth proportional to 4,296.16, 6,431.27 and 3,885.49 is: 5,816.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,296.16 : 6,431.27 = 3,885.49 : x
  2. Step 2: Convert to fraction form
    4,296.16/6,431.27 = 3,885.49/x
  3. Step 3: Cross multiply
    4,296.16x = 6,431.27 × 3,885.49
  4. Step 4: Simplify right side
    4,296.16x = 24,988,661.06
  5. Step 5: Solve for x
    x = 24,988,661.06/4,296.16
  6. Step 6: Final answer
    x = 5,816.51

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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.