Home / 9,277.20-13,915.80-2,351.70

Finding the Fourth Proportional to 9,277.20, 13,915.80 and 2,351.70

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Solution

The fourth proportional to 9,277.20, 13,915.80 and 2,351.70 is: 3,527.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,277.20 : 13,915.80 = 2,351.70 : x
  2. Step 2: Convert to fraction form
    9,277.20/13,915.80 = 2,351.70/x
  3. Step 3: Cross multiply
    9,277.20x = 13,915.80 × 2,351.70
  4. Step 4: Simplify right side
    9,277.20x = 32,725,786.86
  5. Step 5: Solve for x
    x = 32,725,786.86/9,277.20
  6. Step 6: Final answer
    x = 3,527.55

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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.