Home / 5,072.58-7,610.40-1,952.88

Finding the Fourth Proportional to 5,072.58, 7,610.40 and 1,952.88

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Solution

The fourth proportional to 5,072.58, 7,610.40 and 1,952.88 is: 2,929.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.58 : 7,610.40 = 1,952.88 : x
  2. Step 2: Convert to fraction form
    5,072.58/7,610.40 = 1,952.88/x
  3. Step 3: Cross multiply
    5,072.58x = 7,610.40 × 1,952.88
  4. Step 4: Simplify right side
    5,072.58x = 14,862,197.95
  5. Step 5: Solve for x
    x = 14,862,197.95/5,072.58
  6. Step 6: Final answer
    x = 2,929.91

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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.