Home / 6,917.15-9,546.63-3,933.26

Finding the Fourth Proportional to 6,917.15, 9,546.63 and 3,933.26

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Solution

The fourth proportional to 6,917.15, 9,546.63 and 3,933.26 is: 5,428.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.15 : 9,546.63 = 3,933.26 : x
  2. Step 2: Convert to fraction form
    6,917.15/9,546.63 = 3,933.26/x
  3. Step 3: Cross multiply
    6,917.15x = 9,546.63 × 3,933.26
  4. Step 4: Simplify right side
    6,917.15x = 37,549,384.42
  5. Step 5: Solve for x
    x = 37,549,384.42/6,917.15
  6. Step 6: Final answer
    x = 5,428.45

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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.