Home / 7,904.30-11,863.26-4,397.81

Finding the Fourth Proportional to 7,904.30, 11,863.26 and 4,397.81

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Solution

The fourth proportional to 7,904.30, 11,863.26 and 4,397.81 is: 6,600.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.30 : 11,863.26 = 4,397.81 : x
  2. Step 2: Convert to fraction form
    7,904.30/11,863.26 = 4,397.81/x
  3. Step 3: Cross multiply
    7,904.30x = 11,863.26 × 4,397.81
  4. Step 4: Simplify right side
    7,904.30x = 52,172,304.14
  5. Step 5: Solve for x
    x = 52,172,304.14/7,904.30
  6. Step 6: Final answer
    x = 6,600.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.