Home / 9,251.48-12,763.94-5,269.77

Finding the Fourth Proportional to 9,251.48, 12,763.94 and 5,269.77

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Solution

The fourth proportional to 9,251.48, 12,763.94 and 5,269.77 is: 7,270.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.48 : 12,763.94 = 5,269.77 : x
  2. Step 2: Convert to fraction form
    9,251.48/12,763.94 = 5,269.77/x
  3. Step 3: Cross multiply
    9,251.48x = 12,763.94 × 5,269.77
  4. Step 4: Simplify right side
    9,251.48x = 67,263,001.74
  5. Step 5: Solve for x
    x = 67,263,001.74/9,251.48
  6. Step 6: Final answer
    x = 7,270.51

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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.