Home / 9,738.90-14,609.70-3,497.40

Finding the Fourth Proportional to 9,738.90, 14,609.70 and 3,497.40

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Solution

The fourth proportional to 9,738.90, 14,609.70 and 3,497.40 is: 5,246.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738.90 : 14,609.70 = 3,497.40 : x
  2. Step 2: Convert to fraction form
    9,738.90/14,609.70 = 3,497.40/x
  3. Step 3: Cross multiply
    9,738.90x = 14,609.70 × 3,497.40
  4. Step 4: Simplify right side
    9,738.90x = 51,095,964.78
  5. Step 5: Solve for x
    x = 51,095,964.78/9,738.90
  6. Step 6: Final answer
    x = 5,246.58

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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.