Home / 4,112.87-5,675.32-2,434.35

Finding the Fourth Proportional to 4,112.87, 5,675.32 and 2,434.35

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Solution

The fourth proportional to 4,112.87, 5,675.32 and 2,434.35 is: 3,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.87 : 5,675.32 = 2,434.35 : x
  2. Step 2: Convert to fraction form
    4,112.87/5,675.32 = 2,434.35/x
  3. Step 3: Cross multiply
    4,112.87x = 5,675.32 × 2,434.35
  4. Step 4: Simplify right side
    4,112.87x = 13,815,718.28
  5. Step 5: Solve for x
    x = 13,815,718.28/4,112.87
  6. Step 6: Final answer
    x = 3,359.14

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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.