Home / 9,738.90-14,618.07-5,358.42

Finding the Fourth Proportional to 9,738.90, 14,618.07 and 5,358.42

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Solution

The fourth proportional to 9,738.90, 14,618.07 and 5,358.42 is: 8,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738.90 : 14,618.07 = 5,358.42 : x
  2. Step 2: Convert to fraction form
    9,738.90/14,618.07 = 5,358.42/x
  3. Step 3: Cross multiply
    9,738.90x = 14,618.07 × 5,358.42
  4. Step 4: Simplify right side
    9,738.90x = 78,329,758.65
  5. Step 5: Solve for x
    x = 78,329,758.65/9,738.90
  6. Step 6: Final answer
    x = 8,042.98

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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.