Home / 9,429.90-14,141.91-3,425.22

Finding the Fourth Proportional to 9,429.90, 14,141.91 and 3,425.22

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Solution

The fourth proportional to 9,429.90, 14,141.91 and 3,425.22 is: 5,136.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.90 : 14,141.91 = 3,425.22 : x
  2. Step 2: Convert to fraction form
    9,429.90/14,141.91 = 3,425.22/x
  3. Step 3: Cross multiply
    9,429.90x = 14,141.91 × 3,425.22
  4. Step 4: Simplify right side
    9,429.90x = 48,439,152.97
  5. Step 5: Solve for x
    x = 48,439,152.97/9,429.90
  6. Step 6: Final answer
    x = 5,136.76

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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.