Home / 5,025.89-6,934.31-3,960.35

Finding the Fourth Proportional to 5,025.89, 6,934.31 and 3,960.35

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Solution

The fourth proportional to 5,025.89, 6,934.31 and 3,960.35 is: 5,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.89 : 6,934.31 = 3,960.35 : x
  2. Step 2: Convert to fraction form
    5,025.89/6,934.31 = 3,960.35/x
  3. Step 3: Cross multiply
    5,025.89x = 6,934.31 × 3,960.35
  4. Step 4: Simplify right side
    5,025.89x = 27,462,294.61
  5. Step 5: Solve for x
    x = 27,462,294.61/5,025.89
  6. Step 6: Final answer
    x = 5,464.17

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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.