Home / 10,549.75-15,824.94-2,758.63

Finding the Fourth Proportional to 10,549.75, 15,824.94 and 2,758.63

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Solution

The fourth proportional to 10,549.75, 15,824.94 and 2,758.63 is: 4,138.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.75 : 15,824.94 = 2,758.63 : x
  2. Step 2: Convert to fraction form
    10,549.75/15,824.94 = 2,758.63/x
  3. Step 3: Cross multiply
    10,549.75x = 15,824.94 × 2,758.63
  4. Step 4: Simplify right side
    10,549.75x = 43,655,154.23
  5. Step 5: Solve for x
    x = 43,655,154.23/10,549.75
  6. Step 6: Final answer
    x = 4,138.03

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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.