Home / 5,649.51-7,796.18-3,291.49

Finding the Fourth Proportional to 5,649.51, 7,796.18 and 3,291.49

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Solution

The fourth proportional to 5,649.51, 7,796.18 and 3,291.49 is: 4,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.51 : 7,796.18 = 3,291.49 : x
  2. Step 2: Convert to fraction form
    5,649.51/7,796.18 = 3,291.49/x
  3. Step 3: Cross multiply
    5,649.51x = 7,796.18 × 3,291.49
  4. Step 4: Simplify right side
    5,649.51x = 25,661,048.51
  5. Step 5: Solve for x
    x = 25,661,048.51/5,649.51
  6. Step 6: Final answer
    x = 4,542.17

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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.