Home / 5,015.46-6,921.46-2,777.53

Finding the Fourth Proportional to 5,015.46, 6,921.46 and 2,777.53

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Solution

The fourth proportional to 5,015.46, 6,921.46 and 2,777.53 is: 3,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.46 : 6,921.46 = 2,777.53 : x
  2. Step 2: Convert to fraction form
    5,015.46/6,921.46 = 2,777.53/x
  3. Step 3: Cross multiply
    5,015.46x = 6,921.46 × 2,777.53
  4. Step 4: Simplify right side
    5,015.46x = 19,224,562.79
  5. Step 5: Solve for x
    x = 19,224,562.79/5,015.46
  6. Step 6: Final answer
    x = 3,833.06

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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.