Home / 6,670.76-10,008.56-2,775.47

Finding the Fourth Proportional to 6,670.76, 10,008.56 and 2,775.47

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Solution

The fourth proportional to 6,670.76, 10,008.56 and 2,775.47 is: 4,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.76 : 10,008.56 = 2,775.47 : x
  2. Step 2: Convert to fraction form
    6,670.76/10,008.56 = 2,775.47/x
  3. Step 3: Cross multiply
    6,670.76x = 10,008.56 × 2,775.47
  4. Step 4: Simplify right side
    6,670.76x = 27,778,414.92
  5. Step 5: Solve for x
    x = 27,778,414.92/6,670.76
  6. Step 6: Final answer
    x = 4,164.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.