Home / 7,238.07-10,857.87-2,306.55

Finding the Fourth Proportional to 7,238.07, 10,857.87 and 2,306.55

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Solution

The fourth proportional to 7,238.07, 10,857.87 and 2,306.55 is: 3,460.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238.07 : 10,857.87 = 2,306.55 : x
  2. Step 2: Convert to fraction form
    7,238.07/10,857.87 = 2,306.55/x
  3. Step 3: Cross multiply
    7,238.07x = 10,857.87 × 2,306.55
  4. Step 4: Simplify right side
    7,238.07x = 25,044,220.05
  5. Step 5: Solve for x
    x = 25,044,220.05/7,238.07
  6. Step 6: Final answer
    x = 3,460.07

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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.