Home / 5,025.56-6,935.10-2,787.86

Finding the Fourth Proportional to 5,025.56, 6,935.10 and 2,787.86

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Solution

The fourth proportional to 5,025.56, 6,935.10 and 2,787.86 is: 3,847.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.56 : 6,935.10 = 2,787.86 : x
  2. Step 2: Convert to fraction form
    5,025.56/6,935.10 = 2,787.86/x
  3. Step 3: Cross multiply
    5,025.56x = 6,935.10 × 2,787.86
  4. Step 4: Simplify right side
    5,025.56x = 19,334,087.89
  5. Step 5: Solve for x
    x = 19,334,087.89/5,025.56
  6. Step 6: Final answer
    x = 3,847.15

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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.