Home / 9,125.07-13,685.72-2,551.79

Finding the Fourth Proportional to 9,125.07, 13,685.72 and 2,551.79

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Solution

The fourth proportional to 9,125.07, 13,685.72 and 2,551.79 is: 3,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.07 : 13,685.72 = 2,551.79 : x
  2. Step 2: Convert to fraction form
    9,125.07/13,685.72 = 2,551.79/x
  3. Step 3: Cross multiply
    9,125.07x = 13,685.72 × 2,551.79
  4. Step 4: Simplify right side
    9,125.07x = 34,923,002.25
  5. Step 5: Solve for x
    x = 34,923,002.25/9,125.07
  6. Step 6: Final answer
    x = 3,827.15

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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.