Home / 6,211.49-9,316.96-1,531.27

Finding the Fourth Proportional to 6,211.49, 9,316.96 and 1,531.27

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Solution

The fourth proportional to 6,211.49, 9,316.96 and 1,531.27 is: 2,296.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.49 : 9,316.96 = 1,531.27 : x
  2. Step 2: Convert to fraction form
    6,211.49/9,316.96 = 1,531.27/x
  3. Step 3: Cross multiply
    6,211.49x = 9,316.96 × 1,531.27
  4. Step 4: Simplify right side
    6,211.49x = 14,266,789.16
  5. Step 5: Solve for x
    x = 14,266,789.16/6,211.49
  6. Step 6: Final answer
    x = 2,296.84

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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.