Home / 10,076.87-15,120.26-4,534.13

Finding the Fourth Proportional to 10,076.87, 15,120.26 and 4,534.13

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Solution

The fourth proportional to 10,076.87, 15,120.26 and 4,534.13 is: 6,803.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.87 : 15,120.26 = 4,534.13 : x
  2. Step 2: Convert to fraction form
    10,076.87/15,120.26 = 4,534.13/x
  3. Step 3: Cross multiply
    10,076.87x = 15,120.26 × 4,534.13
  4. Step 4: Simplify right side
    10,076.87x = 68,557,224.47
  5. Step 5: Solve for x
    x = 68,557,224.47/10,076.87
  6. Step 6: Final answer
    x = 6,803.42

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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.