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Finding the Fourth Proportional to 4,993.97, 7,495.55 and 2,530.53

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Solution

The fourth proportional to 4,993.97, 7,495.55 and 2,530.53 is: 3,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.97 : 7,495.55 = 2,530.53 : x
  2. Step 2: Convert to fraction form
    4,993.97/7,495.55 = 2,530.53/x
  3. Step 3: Cross multiply
    4,993.97x = 7,495.55 × 2,530.53
  4. Step 4: Simplify right side
    4,993.97x = 18,967,739.21
  5. Step 5: Solve for x
    x = 18,967,739.21/4,993.97
  6. Step 6: Final answer
    x = 3,798.13

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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.