Home / 5,556.33-8,332.77-1,857.71

Finding the Fourth Proportional to 5,556.33, 8,332.77 and 1,857.71

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Solution

The fourth proportional to 5,556.33, 8,332.77 and 1,857.71 is: 2,785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.33 : 8,332.77 = 1,857.71 : x
  2. Step 2: Convert to fraction form
    5,556.33/8,332.77 = 1,857.71/x
  3. Step 3: Cross multiply
    5,556.33x = 8,332.77 × 1,857.71
  4. Step 4: Simplify right side
    5,556.33x = 15,479,819.20
  5. Step 5: Solve for x
    x = 15,479,819.20/5,556.33
  6. Step 6: Final answer
    x = 2,785.98

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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.