Home / 5,807.38-8,015.35-3,449.06

Finding the Fourth Proportional to 5,807.38, 8,015.35 and 3,449.06

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Solution

The fourth proportional to 5,807.38, 8,015.35 and 3,449.06 is: 4,760.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.38 : 8,015.35 = 3,449.06 : x
  2. Step 2: Convert to fraction form
    5,807.38/8,015.35 = 3,449.06/x
  3. Step 3: Cross multiply
    5,807.38x = 8,015.35 × 3,449.06
  4. Step 4: Simplify right side
    5,807.38x = 27,645,425.86
  5. Step 5: Solve for x
    x = 27,645,425.86/5,807.38
  6. Step 6: Final answer
    x = 4,760.40

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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.