Home / 6,649.54-9,176.58-3,665.48

Finding the Fourth Proportional to 6,649.54, 9,176.58 and 3,665.48

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Solution

The fourth proportional to 6,649.54, 9,176.58 and 3,665.48 is: 5,058.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649.54 : 9,176.58 = 3,665.48 : x
  2. Step 2: Convert to fraction form
    6,649.54/9,176.58 = 3,665.48/x
  3. Step 3: Cross multiply
    6,649.54x = 9,176.58 × 3,665.48
  4. Step 4: Simplify right side
    6,649.54x = 33,636,552.13
  5. Step 5: Solve for x
    x = 33,636,552.13/6,649.54
  6. Step 6: Final answer
    x = 5,058.48

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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.