Home / 7,147.32-10,723.01-3,862.77

Finding the Fourth Proportional to 7,147.32, 10,723.01 and 3,862.77

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Solution

The fourth proportional to 7,147.32, 10,723.01 and 3,862.77 is: 5,795.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147.32 : 10,723.01 = 3,862.77 : x
  2. Step 2: Convert to fraction form
    7,147.32/10,723.01 = 3,862.77/x
  3. Step 3: Cross multiply
    7,147.32x = 10,723.01 × 3,862.77
  4. Step 4: Simplify right side
    7,147.32x = 41,420,502.02
  5. Step 5: Solve for x
    x = 41,420,502.02/7,147.32
  6. Step 6: Final answer
    x = 5,795.25

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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.