Home / 4,318.50-6,466.80-2,670.05

Finding the Fourth Proportional to 4,318.50, 6,466.80 and 2,670.05

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Solution

The fourth proportional to 4,318.50, 6,466.80 and 2,670.05 is: 3,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.50 : 6,466.80 = 2,670.05 : x
  2. Step 2: Convert to fraction form
    4,318.50/6,466.80 = 2,670.05/x
  3. Step 3: Cross multiply
    4,318.50x = 6,466.80 × 2,670.05
  4. Step 4: Simplify right side
    4,318.50x = 17,266,647.01
  5. Step 5: Solve for x
    x = 17,266,647.01/4,318.50
  6. Step 6: Final answer
    x = 3,998.30

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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.