Home / 3,525.73-4,866.28-3,171.02

Finding the Fourth Proportional to 3,525.73, 4,866.28 and 3,171.02

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Solution

The fourth proportional to 3,525.73, 4,866.28 and 3,171.02 is: 4,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.73 : 4,866.28 = 3,171.02 : x
  2. Step 2: Convert to fraction form
    3,525.73/4,866.28 = 3,171.02/x
  3. Step 3: Cross multiply
    3,525.73x = 4,866.28 × 3,171.02
  4. Step 4: Simplify right side
    3,525.73x = 15,431,038.95
  5. Step 5: Solve for x
    x = 15,431,038.95/3,525.73
  6. Step 6: Final answer
    x = 4,376.70

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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.