Home / 5,025.69-6,935.50-2,787.71

Finding the Fourth Proportional to 5,025.69, 6,935.50 and 2,787.71

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Solution

The fourth proportional to 5,025.69, 6,935.50 and 2,787.71 is: 3,847.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.69 : 6,935.50 = 2,787.71 : x
  2. Step 2: Convert to fraction form
    5,025.69/6,935.50 = 2,787.71/x
  3. Step 3: Cross multiply
    5,025.69x = 6,935.50 × 2,787.71
  4. Step 4: Simplify right side
    5,025.69x = 19,334,173.07
  5. Step 5: Solve for x
    x = 19,334,173.07/5,025.69
  6. Step 6: Final answer
    x = 3,847.07

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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.