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Finding the Fourth Proportional to 3,008.00, 4,482.47 and 2,908.78

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Solution

The fourth proportional to 3,008.00, 4,482.47 and 2,908.78 is: 4,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.00 : 4,482.47 = 2,908.78 : x
  2. Step 2: Convert to fraction form
    3,008.00/4,482.47 = 2,908.78/x
  3. Step 3: Cross multiply
    3,008.00x = 4,482.47 × 2,908.78
  4. Step 4: Simplify right side
    3,008.00x = 13,038,515.15
  5. Step 5: Solve for x
    x = 13,038,515.15/3,008.00
  6. Step 6: Final answer
    x = 4,334.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.