Home / 9,429.17-14,141.93-8,960.85

Finding the Fourth Proportional to 9,429.17, 14,141.93 and 8,960.85

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Solution

The fourth proportional to 9,429.17, 14,141.93 and 8,960.85 is: 13,439.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.17 : 14,141.93 = 8,960.85 : x
  2. Step 2: Convert to fraction form
    9,429.17/14,141.93 = 8,960.85/x
  3. Step 3: Cross multiply
    9,429.17x = 14,141.93 × 8,960.85
  4. Step 4: Simplify right side
    9,429.17x = 126,723,668.64
  5. Step 5: Solve for x
    x = 126,723,668.64/9,429.17
  6. Step 6: Final answer
    x = 13,439.54

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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.