Home / 3,208.38-4,430.08-2,461.16

Finding the Fourth Proportional to 3,208.38, 4,430.08 and 2,461.16

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Solution

The fourth proportional to 3,208.38, 4,430.08 and 2,461.16 is: 3,398.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.38 : 4,430.08 = 2,461.16 : x
  2. Step 2: Convert to fraction form
    3,208.38/4,430.08 = 2,461.16/x
  3. Step 3: Cross multiply
    3,208.38x = 4,430.08 × 2,461.16
  4. Step 4: Simplify right side
    3,208.38x = 10,903,135.69
  5. Step 5: Solve for x
    x = 10,903,135.69/3,208.38
  6. Step 6: Final answer
    x = 3,398.33

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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.