Home / 6,926.12-9,558.08-3,782.32

Finding the Fourth Proportional to 6,926.12, 9,558.08 and 3,782.32

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Solution

The fourth proportional to 6,926.12, 9,558.08 and 3,782.32 is: 5,219.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.12 : 9,558.08 = 3,782.32 : x
  2. Step 2: Convert to fraction form
    6,926.12/9,558.08 = 3,782.32/x
  3. Step 3: Cross multiply
    6,926.12x = 9,558.08 × 3,782.32
  4. Step 4: Simplify right side
    6,926.12x = 36,151,717.15
  5. Step 5: Solve for x
    x = 36,151,717.15/6,926.12
  6. Step 6: Final answer
    x = 5,219.62

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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.