Home / 5,623.71-7,761.67-3,267.22

Finding the Fourth Proportional to 5,623.71, 7,761.67 and 3,267.22

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Solution

The fourth proportional to 5,623.71, 7,761.67 and 3,267.22 is: 4,509.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.71 : 7,761.67 = 3,267.22 : x
  2. Step 2: Convert to fraction form
    5,623.71/7,761.67 = 3,267.22/x
  3. Step 3: Cross multiply
    5,623.71x = 7,761.67 × 3,267.22
  4. Step 4: Simplify right side
    5,623.71x = 25,359,055.89
  5. Step 5: Solve for x
    x = 25,359,055.89/5,623.71
  6. Step 6: Final answer
    x = 4,509.31

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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.