Home / 4,278.08-5,903.92-2,415.04

Finding the Fourth Proportional to 4,278.08, 5,903.92 and 2,415.04

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Solution

The fourth proportional to 4,278.08, 5,903.92 and 2,415.04 is: 3,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.08 : 5,903.92 = 2,415.04 : x
  2. Step 2: Convert to fraction form
    4,278.08/5,903.92 = 2,415.04/x
  3. Step 3: Cross multiply
    4,278.08x = 5,903.92 × 2,415.04
  4. Step 4: Simplify right side
    4,278.08x = 14,258,202.96
  5. Step 5: Solve for x
    x = 14,258,202.96/4,278.08
  6. Step 6: Final answer
    x = 3,332.85

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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.