Home / 9,279.76-13,919.01-4,350.49

Finding the Fourth Proportional to 9,279.76, 13,919.01 and 4,350.49

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Solution

The fourth proportional to 9,279.76, 13,919.01 and 4,350.49 is: 6,525.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.76 : 13,919.01 = 4,350.49 : x
  2. Step 2: Convert to fraction form
    9,279.76/13,919.01 = 4,350.49/x
  3. Step 3: Cross multiply
    9,279.76x = 13,919.01 × 4,350.49
  4. Step 4: Simplify right side
    9,279.76x = 60,554,513.81
  5. Step 5: Solve for x
    x = 60,554,513.81/9,279.76
  6. Step 6: Final answer
    x = 6,525.44

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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.