Home / 6,884.32-10,330.80-6,441.52

Finding the Fourth Proportional to 6,884.32, 10,330.80 and 6,441.52

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Solution

The fourth proportional to 6,884.32, 10,330.80 and 6,441.52 is: 9,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.32 : 10,330.80 = 6,441.52 : x
  2. Step 2: Convert to fraction form
    6,884.32/10,330.80 = 6,441.52/x
  3. Step 3: Cross multiply
    6,884.32x = 10,330.80 × 6,441.52
  4. Step 4: Simplify right side
    6,884.32x = 66,546,054.82
  5. Step 5: Solve for x
    x = 66,546,054.82/6,884.32
  6. Step 6: Final answer
    x = 9,666.32

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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.