Home / 5,622.51-7,761.69-3,264.18

Finding the Fourth Proportional to 5,622.51, 7,761.69 and 3,264.18

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Solution

The fourth proportional to 5,622.51, 7,761.69 and 3,264.18 is: 4,506.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.51 : 7,761.69 = 3,264.18 : x
  2. Step 2: Convert to fraction form
    5,622.51/7,761.69 = 3,264.18/x
  3. Step 3: Cross multiply
    5,622.51x = 7,761.69 × 3,264.18
  4. Step 4: Simplify right side
    5,622.51x = 25,335,553.26
  5. Step 5: Solve for x
    x = 25,335,553.26/5,622.51
  6. Step 6: Final answer
    x = 4,506.09

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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.