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Finding the Fourth Proportional to 4,883.99, 6,740.05 and 2,994.49

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Solution

The fourth proportional to 4,883.99, 6,740.05 and 2,994.49 is: 4,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.99 : 6,740.05 = 2,994.49 : x
  2. Step 2: Convert to fraction form
    4,883.99/6,740.05 = 2,994.49/x
  3. Step 3: Cross multiply
    4,883.99x = 6,740.05 × 2,994.49
  4. Step 4: Simplify right side
    4,883.99x = 20,182,987.99
  5. Step 5: Solve for x
    x = 20,182,987.99/4,883.99
  6. Step 6: Final answer
    x = 4,132.48

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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.