Home / 3,206.39-4,427.32-2,459.16

Finding the Fourth Proportional to 3,206.39, 4,427.32 and 2,459.16

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Solution

The fourth proportional to 3,206.39, 4,427.32 and 2,459.16 is: 3,395.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.39 : 4,427.32 = 2,459.16 : x
  2. Step 2: Convert to fraction form
    3,206.39/4,427.32 = 2,459.16/x
  3. Step 3: Cross multiply
    3,206.39x = 4,427.32 × 2,459.16
  4. Step 4: Simplify right side
    3,206.39x = 10,887,507.93
  5. Step 5: Solve for x
    x = 10,887,507.93/3,206.39
  6. Step 6: Final answer
    x = 3,395.57

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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.