Home / 7,904.19-10,907.91-4,367.61

Finding the Fourth Proportional to 7,904.19, 10,907.91 and 4,367.61

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Solution

The fourth proportional to 7,904.19, 10,907.91 and 4,367.61 is: 6,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.19 : 10,907.91 = 4,367.61 : x
  2. Step 2: Convert to fraction form
    7,904.19/10,907.91 = 4,367.61/x
  3. Step 3: Cross multiply
    7,904.19x = 10,907.91 × 4,367.61
  4. Step 4: Simplify right side
    7,904.19x = 47,641,496.80
  5. Step 5: Solve for x
    x = 47,641,496.80/7,904.19
  6. Step 6: Final answer
    x = 6,027.37

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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.