Home / 3,398.11-5,097.93-1,206.84

Finding the Fourth Proportional to 3,398.11, 5,097.93 and 1,206.84

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Solution

The fourth proportional to 3,398.11, 5,097.93 and 1,206.84 is: 1,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.11 : 5,097.93 = 1,206.84 : x
  2. Step 2: Convert to fraction form
    3,398.11/5,097.93 = 1,206.84/x
  3. Step 3: Cross multiply
    3,398.11x = 5,097.93 × 1,206.84
  4. Step 4: Simplify right side
    3,398.11x = 6,152,385.84
  5. Step 5: Solve for x
    x = 6,152,385.84/3,398.11
  6. Step 6: Final answer
    x = 1,810.53

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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.