Home / 7,904.30-10,908.36-4,367.84

Finding the Fourth Proportional to 7,904.30, 10,908.36 and 4,367.84

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Solution

The fourth proportional to 7,904.30, 10,908.36 and 4,367.84 is: 6,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.30 : 10,908.36 = 4,367.84 : x
  2. Step 2: Convert to fraction form
    7,904.30/10,908.36 = 4,367.84/x
  3. Step 3: Cross multiply
    7,904.30x = 10,908.36 × 4,367.84
  4. Step 4: Simplify right side
    7,904.30x = 47,645,971.14
  5. Step 5: Solve for x
    x = 47,645,971.14/7,904.30
  6. Step 6: Final answer
    x = 6,027.85

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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.