Home / 9,230.90-12,738.48-5,251.93

Finding the Fourth Proportional to 9,230.90, 12,738.48 and 5,251.93

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Solution

The fourth proportional to 9,230.90, 12,738.48 and 5,251.93 is: 7,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.90 : 12,738.48 = 5,251.93 : x
  2. Step 2: Convert to fraction form
    9,230.90/12,738.48 = 5,251.93/x
  3. Step 3: Cross multiply
    9,230.90x = 12,738.48 × 5,251.93
  4. Step 4: Simplify right side
    9,230.90x = 66,901,605.27
  5. Step 5: Solve for x
    x = 66,901,605.27/9,230.90
  6. Step 6: Final answer
    x = 7,247.57

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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.