Home / 6,926.80-9,559.06-3,783.08

Finding the Fourth Proportional to 6,926.80, 9,559.06 and 3,783.08

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Solution

The fourth proportional to 6,926.80, 9,559.06 and 3,783.08 is: 5,220.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.80 : 9,559.06 = 3,783.08 : x
  2. Step 2: Convert to fraction form
    6,926.80/9,559.06 = 3,783.08/x
  3. Step 3: Cross multiply
    6,926.80x = 9,559.06 × 3,783.08
  4. Step 4: Simplify right side
    6,926.80x = 36,162,688.70
  5. Step 5: Solve for x
    x = 36,162,688.70/6,926.80
  6. Step 6: Final answer
    x = 5,220.69

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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.