Home / 8,189.16-11,300.74-4,463.08

Finding the Fourth Proportional to 8,189.16, 11,300.74 and 4,463.08

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Solution

The fourth proportional to 8,189.16, 11,300.74 and 4,463.08 is: 6,158.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.16 : 11,300.74 = 4,463.08 : x
  2. Step 2: Convert to fraction form
    8,189.16/11,300.74 = 4,463.08/x
  3. Step 3: Cross multiply
    8,189.16x = 11,300.74 × 4,463.08
  4. Step 4: Simplify right side
    8,189.16x = 50,436,106.68
  5. Step 5: Solve for x
    x = 50,436,106.68/8,189.16
  6. Step 6: Final answer
    x = 6,158.89

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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.