Home / 9,217.42-13,828.53-2,644.12

Finding the Fourth Proportional to 9,217.42, 13,828.53 and 2,644.12

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Solution

The fourth proportional to 9,217.42, 13,828.53 and 2,644.12 is: 3,966.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.42 : 13,828.53 = 2,644.12 : x
  2. Step 2: Convert to fraction form
    9,217.42/13,828.53 = 2,644.12/x
  3. Step 3: Cross multiply
    9,217.42x = 13,828.53 × 2,644.12
  4. Step 4: Simplify right side
    9,217.42x = 36,564,292.74
  5. Step 5: Solve for x
    x = 36,564,292.74/9,217.42
  6. Step 6: Final answer
    x = 3,966.87

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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.