Home / 6,926.58-9,558.90-3,782.88

Finding the Fourth Proportional to 6,926.58, 9,558.90 and 3,782.88

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Solution

The fourth proportional to 6,926.58, 9,558.90 and 3,782.88 is: 5,220.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.58 : 9,558.90 = 3,782.88 : x
  2. Step 2: Convert to fraction form
    6,926.58/9,558.90 = 3,782.88/x
  3. Step 3: Cross multiply
    6,926.58x = 9,558.90 × 3,782.88
  4. Step 4: Simplify right side
    6,926.58x = 36,160,171.63
  5. Step 5: Solve for x
    x = 36,160,171.63/6,926.58
  6. Step 6: Final answer
    x = 5,220.49

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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.