Home / 5,265.72-7,900.87-3,074.45

Finding the Fourth Proportional to 5,265.72, 7,900.87 and 3,074.45

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Solution

The fourth proportional to 5,265.72, 7,900.87 and 3,074.45 is: 4,613.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.72 : 7,900.87 = 3,074.45 : x
  2. Step 2: Convert to fraction form
    5,265.72/7,900.87 = 3,074.45/x
  3. Step 3: Cross multiply
    5,265.72x = 7,900.87 × 3,074.45
  4. Step 4: Simplify right side
    5,265.72x = 24,290,782.58
  5. Step 5: Solve for x
    x = 24,290,782.58/5,265.72
  6. Step 6: Final answer
    x = 4,613.01

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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.