Home / 6,211.56-9,318.96-2,316

Finding the Fourth Proportional to 6,211.56, 9,318.96 and 2,316

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Solution

The fourth proportional to 6,211.56, 9,318.96 and 2,316 is: 3,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.56 : 9,318.96 = 2,316 : x
  2. Step 2: Convert to fraction form
    6,211.56/9,318.96 = 2,316/x
  3. Step 3: Cross multiply
    6,211.56x = 9,318.96 × 2,316
  4. Step 4: Simplify right side
    6,211.56x = 21,582,711.36
  5. Step 5: Solve for x
    x = 21,582,711.36/6,211.56
  6. Step 6: Final answer
    x = 3,474.60

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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.