Home / 7,904.88-10,908.60-4,368

Finding the Fourth Proportional to 7,904.88, 10,908.60 and 4,368

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Solution

The fourth proportional to 7,904.88, 10,908.60 and 4,368 is: 6,027.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.88 : 10,908.60 = 4,368 : x
  2. Step 2: Convert to fraction form
    7,904.88/10,908.60 = 4,368/x
  3. Step 3: Cross multiply
    7,904.88x = 10,908.60 × 4,368
  4. Step 4: Simplify right side
    7,904.88x = 47,648,764.80
  5. Step 5: Solve for x
    x = 47,648,764.80/7,904.88
  6. Step 6: Final answer
    x = 6,027.77

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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.