Home / 5,473.31-8,211.65-2,351.84

Finding the Fourth Proportional to 5,473.31, 8,211.65 and 2,351.84

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Solution

The fourth proportional to 5,473.31, 8,211.65 and 2,351.84 is: 3,528.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.31 : 8,211.65 = 2,351.84 : x
  2. Step 2: Convert to fraction form
    5,473.31/8,211.65 = 2,351.84/x
  3. Step 3: Cross multiply
    5,473.31x = 8,211.65 × 2,351.84
  4. Step 4: Simplify right side
    5,473.31x = 19,312,434.12
  5. Step 5: Solve for x
    x = 19,312,434.12/5,473.31
  6. Step 6: Final answer
    x = 3,528.48

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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.