Home / 10,554.87-15,833.93-3,627.75

Finding the Fourth Proportional to 10,554.87, 15,833.93 and 3,627.75

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Solution

The fourth proportional to 10,554.87, 15,833.93 and 3,627.75 is: 5,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.87 : 15,833.93 = 3,627.75 : x
  2. Step 2: Convert to fraction form
    10,554.87/15,833.93 = 3,627.75/x
  3. Step 3: Cross multiply
    10,554.87x = 15,833.93 × 3,627.75
  4. Step 4: Simplify right side
    10,554.87x = 57,441,521.42
  5. Step 5: Solve for x
    x = 57,441,521.42/10,554.87
  6. Step 6: Final answer
    x = 5,442.18

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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.