Home / 8,034.39-11,087.69-4,678.29

Finding the Fourth Proportional to 8,034.39, 11,087.69 and 4,678.29

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Solution

The fourth proportional to 8,034.39, 11,087.69 and 4,678.29 is: 6,456.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,034.39 : 11,087.69 = 4,678.29 : x
  2. Step 2: Convert to fraction form
    8,034.39/11,087.69 = 4,678.29/x
  3. Step 3: Cross multiply
    8,034.39x = 11,087.69 × 4,678.29
  4. Step 4: Simplify right side
    8,034.39x = 51,871,405.86
  5. Step 5: Solve for x
    x = 51,871,405.86/8,034.39
  6. Step 6: Final answer
    x = 6,456.17

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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.