Home / 3,899.32-5,846.74-2,318.70

Finding the Fourth Proportional to 3,899.32, 5,846.74 and 2,318.70

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Solution

The fourth proportional to 3,899.32, 5,846.74 and 2,318.70 is: 3,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.32 : 5,846.74 = 2,318.70 : x
  2. Step 2: Convert to fraction form
    3,899.32/5,846.74 = 2,318.70/x
  3. Step 3: Cross multiply
    3,899.32x = 5,846.74 × 2,318.70
  4. Step 4: Simplify right side
    3,899.32x = 13,556,852.17
  5. Step 5: Solve for x
    x = 13,556,852.17/3,899.32
  6. Step 6: Final answer
    x = 3,476.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.