Home / 9,277.24-12,802.34-5,297.72

Finding the Fourth Proportional to 9,277.24, 12,802.34 and 5,297.72

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Solution

The fourth proportional to 9,277.24, 12,802.34 and 5,297.72 is: 7,310.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,277.24 : 12,802.34 = 5,297.72 : x
  2. Step 2: Convert to fraction form
    9,277.24/12,802.34 = 5,297.72/x
  3. Step 3: Cross multiply
    9,277.24x = 12,802.34 × 5,297.72
  4. Step 4: Simplify right side
    9,277.24x = 67,823,212.66
  5. Step 5: Solve for x
    x = 67,823,212.66/9,277.24
  6. Step 6: Final answer
    x = 7,310.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.