Home / 3,785.88-5,681.77-2,624.02

Finding the Fourth Proportional to 3,785.88, 5,681.77 and 2,624.02

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Solution

The fourth proportional to 3,785.88, 5,681.77 and 2,624.02 is: 3,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.88 : 5,681.77 = 2,624.02 : x
  2. Step 2: Convert to fraction form
    3,785.88/5,681.77 = 2,624.02/x
  3. Step 3: Cross multiply
    3,785.88x = 5,681.77 × 2,624.02
  4. Step 4: Simplify right side
    3,785.88x = 14,909,057.35
  5. Step 5: Solve for x
    x = 14,909,057.35/3,785.88
  6. Step 6: Final answer
    x = 3,938.07

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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.