Home / 6,800.05-9,387.39-5,284.04

Finding the Fourth Proportional to 6,800.05, 9,387.39 and 5,284.04

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Solution

The fourth proportional to 6,800.05, 9,387.39 and 5,284.04 is: 7,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800.05 : 9,387.39 = 5,284.04 : x
  2. Step 2: Convert to fraction form
    6,800.05/9,387.39 = 5,284.04/x
  3. Step 3: Cross multiply
    6,800.05x = 9,387.39 × 5,284.04
  4. Step 4: Simplify right side
    6,800.05x = 49,603,317.13
  5. Step 5: Solve for x
    x = 49,603,317.13/6,800.05
  6. Step 6: Final answer
    x = 7,294.55

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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.