Home / 4,278.68-5,904.30-2,415.32

Finding the Fourth Proportional to 4,278.68, 5,904.30 and 2,415.32

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Solution

The fourth proportional to 4,278.68, 5,904.30 and 2,415.32 is: 3,332.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.68 : 5,904.30 = 2,415.32 : x
  2. Step 2: Convert to fraction form
    4,278.68/5,904.30 = 2,415.32/x
  3. Step 3: Cross multiply
    4,278.68x = 5,904.30 × 2,415.32
  4. Step 4: Simplify right side
    4,278.68x = 14,260,773.88
  5. Step 5: Solve for x
    x = 14,260,773.88/4,278.68
  6. Step 6: Final answer
    x = 3,332.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.