Home / 3,556.61-5,337.54-1,708.79

Finding the Fourth Proportional to 3,556.61, 5,337.54 and 1,708.79

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Solution

The fourth proportional to 3,556.61, 5,337.54 and 1,708.79 is: 2,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.61 : 5,337.54 = 1,708.79 : x
  2. Step 2: Convert to fraction form
    3,556.61/5,337.54 = 1,708.79/x
  3. Step 3: Cross multiply
    3,556.61x = 5,337.54 × 1,708.79
  4. Step 4: Simplify right side
    3,556.61x = 9,120,726.43
  5. Step 5: Solve for x
    x = 9,120,726.43/3,556.61
  6. Step 6: Final answer
    x = 2,564.45

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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.