Home / 9,279.50-13,920.54-2,706.16

Finding the Fourth Proportional to 9,279.50, 13,920.54 and 2,706.16

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Solution

The fourth proportional to 9,279.50, 13,920.54 and 2,706.16 is: 4,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.50 : 13,920.54 = 2,706.16 : x
  2. Step 2: Convert to fraction form
    9,279.50/13,920.54 = 2,706.16/x
  3. Step 3: Cross multiply
    9,279.50x = 13,920.54 × 2,706.16
  4. Step 4: Simplify right side
    9,279.50x = 37,671,208.53
  5. Step 5: Solve for x
    x = 37,671,208.53/9,279.50
  6. Step 6: Final answer
    x = 4,059.62

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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.