Home / 6,909.08-9,534.56-3,924.93

Finding the Fourth Proportional to 6,909.08, 9,534.56 and 3,924.93

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Solution

The fourth proportional to 6,909.08, 9,534.56 and 3,924.93 is: 5,416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.08 : 9,534.56 = 3,924.93 : x
  2. Step 2: Convert to fraction form
    6,909.08/9,534.56 = 3,924.93/x
  3. Step 3: Cross multiply
    6,909.08x = 9,534.56 × 3,924.93
  4. Step 4: Simplify right side
    6,909.08x = 37,422,460.96
  5. Step 5: Solve for x
    x = 37,422,460.96/6,909.08
  6. Step 6: Final answer
    x = 5,416.42

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1.5x scale

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.