Home / 9,305.55-13,960.43-3,758.91

Finding the Fourth Proportional to 9,305.55, 13,960.43 and 3,758.91

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Solution

The fourth proportional to 9,305.55, 13,960.43 and 3,758.91 is: 5,639.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305.55 : 13,960.43 = 3,758.91 : x
  2. Step 2: Convert to fraction form
    9,305.55/13,960.43 = 3,758.91/x
  3. Step 3: Cross multiply
    9,305.55x = 13,960.43 × 3,758.91
  4. Step 4: Simplify right side
    9,305.55x = 52,475,981.14
  5. Step 5: Solve for x
    x = 52,475,981.14/9,305.55
  6. Step 6: Final answer
    x = 5,639.21

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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.