Home / 3,575.80-5,358.76-2,580.68

Finding the Fourth Proportional to 3,575.80, 5,358.76 and 2,580.68

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Solution

The fourth proportional to 3,575.80, 5,358.76 and 2,580.68 is: 3,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.80 : 5,358.76 = 2,580.68 : x
  2. Step 2: Convert to fraction form
    3,575.80/5,358.76 = 2,580.68/x
  3. Step 3: Cross multiply
    3,575.80x = 5,358.76 × 2,580.68
  4. Step 4: Simplify right side
    3,575.80x = 13,829,256.17
  5. Step 5: Solve for x
    x = 13,829,256.17/3,575.80
  6. Step 6: Final answer
    x = 3,867.46

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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.