Home / 10,556.16-15,838.50-3,984.24

Finding the Fourth Proportional to 10,556.16, 15,838.50 and 3,984.24

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Solution

The fourth proportional to 10,556.16, 15,838.50 and 3,984.24 is: 5,977.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.16 : 15,838.50 = 3,984.24 : x
  2. Step 2: Convert to fraction form
    10,556.16/15,838.50 = 3,984.24/x
  3. Step 3: Cross multiply
    10,556.16x = 15,838.50 × 3,984.24
  4. Step 4: Simplify right side
    10,556.16x = 63,104,385.24
  5. Step 5: Solve for x
    x = 63,104,385.24/10,556.16
  6. Step 6: Final answer
    x = 5,977.97

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1.5x scale

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.