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Finding the Fourth Proportional to 3,681.95, 5,522.98 and 1,049.52

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Solution

The fourth proportional to 3,681.95, 5,522.98 and 1,049.52 is: 1,574.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.95 : 5,522.98 = 1,049.52 : x
  2. Step 2: Convert to fraction form
    3,681.95/5,522.98 = 1,049.52/x
  3. Step 3: Cross multiply
    3,681.95x = 5,522.98 × 1,049.52
  4. Step 4: Simplify right side
    3,681.95x = 5,796,477.97
  5. Step 5: Solve for x
    x = 5,796,477.97/3,681.95
  6. Step 6: Final answer
    x = 1,574.30

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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.