Home / 10,556.16-15,833.92-4,400

Finding the Fourth Proportional to 10,556.16, 15,833.92 and 4,400

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Solution

The fourth proportional to 10,556.16, 15,833.92 and 4,400 is: 6,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.16 : 15,833.92 = 4,400 : x
  2. Step 2: Convert to fraction form
    10,556.16/15,833.92 = 4,400/x
  3. Step 3: Cross multiply
    10,556.16x = 15,833.92 × 4,400
  4. Step 4: Simplify right side
    10,556.16x = 69,669,248
  5. Step 5: Solve for x
    x = 69,669,248/10,556.16
  6. Step 6: Final answer
    x = 6,599.87

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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.