Home / 5,267.67-7,269.27-2,877.66

Finding the Fourth Proportional to 5,267.67, 7,269.27 and 2,877.66

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Solution

The fourth proportional to 5,267.67, 7,269.27 and 2,877.66 is: 3,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.67 : 7,269.27 = 2,877.66 : x
  2. Step 2: Convert to fraction form
    5,267.67/7,269.27 = 2,877.66/x
  3. Step 3: Cross multiply
    5,267.67x = 7,269.27 × 2,877.66
  4. Step 4: Simplify right side
    5,267.67x = 20,918,487.51
  5. Step 5: Solve for x
    x = 20,918,487.51/5,267.67
  6. Step 6: Final answer
    x = 3,971.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.