Home / 4,965.42-7,449.69-2,045.10

Finding the Fourth Proportional to 4,965.42, 7,449.69 and 2,045.10

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Solution

The fourth proportional to 4,965.42, 7,449.69 and 2,045.10 is: 3,068.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.42 : 7,449.69 = 2,045.10 : x
  2. Step 2: Convert to fraction form
    4,965.42/7,449.69 = 2,045.10/x
  3. Step 3: Cross multiply
    4,965.42x = 7,449.69 × 2,045.10
  4. Step 4: Simplify right side
    4,965.42x = 15,235,361.02
  5. Step 5: Solve for x
    x = 15,235,361.02/4,965.42
  6. Step 6: Final answer
    x = 3,068.29

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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.