Home / 3,398.37-5,097.55-1,207.10

Finding the Fourth Proportional to 3,398.37, 5,097.55 and 1,207.10

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Solution

The fourth proportional to 3,398.37, 5,097.55 and 1,207.10 is: 1,810.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.37 : 5,097.55 = 1,207.10 : x
  2. Step 2: Convert to fraction form
    3,398.37/5,097.55 = 1,207.10/x
  3. Step 3: Cross multiply
    3,398.37x = 5,097.55 × 1,207.10
  4. Step 4: Simplify right side
    3,398.37x = 6,153,252.61
  5. Step 5: Solve for x
    x = 6,153,252.61/3,398.37
  6. Step 6: Final answer
    x = 1,810.65

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Similar ratio
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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.