Home / 3,786.47-5,225.07-2,370.10

Finding the Fourth Proportional to 3,786.47, 5,225.07 and 2,370.10

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Solution

The fourth proportional to 3,786.47, 5,225.07 and 2,370.10 is: 3,270.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.47 : 5,225.07 = 2,370.10 : x
  2. Step 2: Convert to fraction form
    3,786.47/5,225.07 = 2,370.10/x
  3. Step 3: Cross multiply
    3,786.47x = 5,225.07 × 2,370.10
  4. Step 4: Simplify right side
    3,786.47x = 12,383,938.41
  5. Step 5: Solve for x
    x = 12,383,938.41/3,786.47
  6. Step 6: Final answer
    x = 3,270.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.