Home / 4,506.96-6,761.09-1,387.22

Finding the Fourth Proportional to 4,506.96, 6,761.09 and 1,387.22

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Solution

The fourth proportional to 4,506.96, 6,761.09 and 1,387.22 is: 2,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,506.96 : 6,761.09 = 1,387.22 : x
  2. Step 2: Convert to fraction form
    4,506.96/6,761.09 = 1,387.22/x
  3. Step 3: Cross multiply
    4,506.96x = 6,761.09 × 1,387.22
  4. Step 4: Simplify right side
    4,506.96x = 9,379,129.24
  5. Step 5: Solve for x
    x = 9,379,129.24/4,506.96
  6. Step 6: Final answer
    x = 2,081.03

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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.