Home / 9,125.01-13,689.51-3,578.85

Finding the Fourth Proportional to 9,125.01, 13,689.51 and 3,578.85

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Solution

The fourth proportional to 9,125.01, 13,689.51 and 3,578.85 is: 5,369.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.01 : 13,689.51 = 3,578.85 : x
  2. Step 2: Convert to fraction form
    9,125.01/13,689.51 = 3,578.85/x
  3. Step 3: Cross multiply
    9,125.01x = 13,689.51 × 3,578.85
  4. Step 4: Simplify right side
    9,125.01x = 48,992,702.86
  5. Step 5: Solve for x
    x = 48,992,702.86/9,125.01
  6. Step 6: Final answer
    x = 5,369.06

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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.