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Finding the Fourth Proportional to 3,337.66, 4,981.10 and 2,968.64

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Solution

The fourth proportional to 3,337.66, 4,981.10 and 2,968.64 is: 4,430.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.66 : 4,981.10 = 2,968.64 : x
  2. Step 2: Convert to fraction form
    3,337.66/4,981.10 = 2,968.64/x
  3. Step 3: Cross multiply
    3,337.66x = 4,981.10 × 2,968.64
  4. Step 4: Simplify right side
    3,337.66x = 14,787,092.70
  5. Step 5: Solve for x
    x = 14,787,092.70/3,337.66
  6. Step 6: Final answer
    x = 4,430.38

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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.