Home / 4,119.19-5,685.50-2,351.84

Finding the Fourth Proportional to 4,119.19, 5,685.50 and 2,351.84

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Solution

The fourth proportional to 4,119.19, 5,685.50 and 2,351.84 is: 3,246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.19 : 5,685.50 = 2,351.84 : x
  2. Step 2: Convert to fraction form
    4,119.19/5,685.50 = 2,351.84/x
  3. Step 3: Cross multiply
    4,119.19x = 5,685.50 × 2,351.84
  4. Step 4: Simplify right side
    4,119.19x = 13,371,363.77
  5. Step 5: Solve for x
    x = 13,371,363.77/4,119.19
  6. Step 6: Final answer
    x = 3,246.12

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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.