Home / 6,479.32-9,698.88-5,236.36

Finding the Fourth Proportional to 6,479.32, 9,698.88 and 5,236.36

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Solution

The fourth proportional to 6,479.32, 9,698.88 and 5,236.36 is: 7,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.32 : 9,698.88 = 5,236.36 : x
  2. Step 2: Convert to fraction form
    6,479.32/9,698.88 = 5,236.36/x
  3. Step 3: Cross multiply
    6,479.32x = 9,698.88 × 5,236.36
  4. Step 4: Simplify right side
    6,479.32x = 50,786,827.28
  5. Step 5: Solve for x
    x = 50,786,827.28/6,479.32
  6. Step 6: Final answer
    x = 7,838.30

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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.