Home / 9,411.42-14,115.07-3,859.30

Finding the Fourth Proportional to 9,411.42, 14,115.07 and 3,859.30

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Solution

The fourth proportional to 9,411.42, 14,115.07 and 3,859.30 is: 5,788.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.42 : 14,115.07 = 3,859.30 : x
  2. Step 2: Convert to fraction form
    9,411.42/14,115.07 = 3,859.30/x
  3. Step 3: Cross multiply
    9,411.42x = 14,115.07 × 3,859.30
  4. Step 4: Simplify right side
    9,411.42x = 54,474,289.65
  5. Step 5: Solve for x
    x = 54,474,289.65/9,411.42
  6. Step 6: Final answer
    x = 5,788.11

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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.