Home / 10,052.55-13,872.33-5,515.25

Finding the Fourth Proportional to 10,052.55, 13,872.33 and 5,515.25

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Solution

The fourth proportional to 10,052.55, 13,872.33 and 5,515.25 is: 7,610.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.55 : 13,872.33 = 5,515.25 : x
  2. Step 2: Convert to fraction form
    10,052.55/13,872.33 = 5,515.25/x
  3. Step 3: Cross multiply
    10,052.55x = 13,872.33 × 5,515.25
  4. Step 4: Simplify right side
    10,052.55x = 76,509,368.03
  5. Step 5: Solve for x
    x = 76,509,368.03/10,052.55
  6. Step 6: Final answer
    x = 7,610.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.