Home / 6,772.78-10,156.47-2,610.48

Finding the Fourth Proportional to 6,772.78, 10,156.47 and 2,610.48

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Solution

The fourth proportional to 6,772.78, 10,156.47 and 2,610.48 is: 3,914.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.78 : 10,156.47 = 2,610.48 : x
  2. Step 2: Convert to fraction form
    6,772.78/10,156.47 = 2,610.48/x
  3. Step 3: Cross multiply
    6,772.78x = 10,156.47 × 2,610.48
  4. Step 4: Simplify right side
    6,772.78x = 26,513,261.81
  5. Step 5: Solve for x
    x = 26,513,261.81/6,772.78
  6. Step 6: Final answer
    x = 3,914.68

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1.5x scale

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.