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Finding the Fourth Proportional to 3,066.02, 4,599.06 and 874.73

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Solution

The fourth proportional to 3,066.02, 4,599.06 and 874.73 is: 1,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.02 : 4,599.06 = 874.73 : x
  2. Step 2: Convert to fraction form
    3,066.02/4,599.06 = 874.73/x
  3. Step 3: Cross multiply
    3,066.02x = 4,599.06 × 874.73
  4. Step 4: Simplify right side
    3,066.02x = 4,022,908.38
  5. Step 5: Solve for x
    x = 4,022,908.38/3,066.02
  6. Step 6: Final answer
    x = 1,312.10

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Similar ratio
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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.