Home / 6,925.88-10,391.25-4,325.78

Finding the Fourth Proportional to 6,925.88, 10,391.25 and 4,325.78

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Solution

The fourth proportional to 6,925.88, 10,391.25 and 4,325.78 is: 6,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.88 : 10,391.25 = 4,325.78 : x
  2. Step 2: Convert to fraction form
    6,925.88/10,391.25 = 4,325.78/x
  3. Step 3: Cross multiply
    6,925.88x = 10,391.25 × 4,325.78
  4. Step 4: Simplify right side
    6,925.88x = 44,950,261.43
  5. Step 5: Solve for x
    x = 44,950,261.43/6,925.88
  6. Step 6: Final answer
    x = 6,490.19

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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.