Home / 7,217.65-10,829.81-3,926.82

Finding the Fourth Proportional to 7,217.65, 10,829.81 and 3,926.82

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Solution

The fourth proportional to 7,217.65, 10,829.81 and 3,926.82 is: 5,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.65 : 10,829.81 = 3,926.82 : x
  2. Step 2: Convert to fraction form
    7,217.65/10,829.81 = 3,926.82/x
  3. Step 3: Cross multiply
    7,217.65x = 10,829.81 × 3,926.82
  4. Step 4: Simplify right side
    7,217.65x = 42,526,724.32
  5. Step 5: Solve for x
    x = 42,526,724.32/7,217.65
  6. Step 6: Final answer
    x = 5,892.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.