Home / 6,788.32-10,171.39-6,528.84

Finding the Fourth Proportional to 6,788.32, 10,171.39 and 6,528.84

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Solution

The fourth proportional to 6,788.32, 10,171.39 and 6,528.84 is: 9,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.32 : 10,171.39 = 6,528.84 : x
  2. Step 2: Convert to fraction form
    6,788.32/10,171.39 = 6,528.84/x
  3. Step 3: Cross multiply
    6,788.32x = 10,171.39 × 6,528.84
  4. Step 4: Simplify right side
    6,788.32x = 66,407,392.35
  5. Step 5: Solve for x
    x = 66,407,392.35/6,788.32
  6. Step 6: Final answer
    x = 9,782.60

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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.