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Finding the Fourth Proportional to 4,994.66, 6,892.53 and 2,756.40

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Solution

The fourth proportional to 4,994.66, 6,892.53 and 2,756.40 is: 3,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.66 : 6,892.53 = 2,756.40 : x
  2. Step 2: Convert to fraction form
    4,994.66/6,892.53 = 2,756.40/x
  3. Step 3: Cross multiply
    4,994.66x = 6,892.53 × 2,756.40
  4. Step 4: Simplify right side
    4,994.66x = 18,998,569.69
  5. Step 5: Solve for x
    x = 18,998,569.69/4,994.66
  6. Step 6: Final answer
    x = 3,803.78

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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.