Home / 5,151.08-7,707.48-3,072.22

Finding the Fourth Proportional to 5,151.08, 7,707.48 and 3,072.22

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Solution

The fourth proportional to 5,151.08, 7,707.48 and 3,072.22 is: 4,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.08 : 7,707.48 = 3,072.22 : x
  2. Step 2: Convert to fraction form
    5,151.08/7,707.48 = 3,072.22/x
  3. Step 3: Cross multiply
    5,151.08x = 7,707.48 × 3,072.22
  4. Step 4: Simplify right side
    5,151.08x = 23,679,074.21
  5. Step 5: Solve for x
    x = 23,679,074.21/5,151.08
  6. Step 6: Final answer
    x = 4,596.91

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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.