Home / 4,478.17-6,717.26-1,556.48

Finding the Fourth Proportional to 4,478.17, 6,717.26 and 1,556.48

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Solution

The fourth proportional to 4,478.17, 6,717.26 and 1,556.48 is: 2,334.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.17 : 6,717.26 = 1,556.48 : x
  2. Step 2: Convert to fraction form
    4,478.17/6,717.26 = 1,556.48/x
  3. Step 3: Cross multiply
    4,478.17x = 6,717.26 × 1,556.48
  4. Step 4: Simplify right side
    4,478.17x = 10,455,239.48
  5. Step 5: Solve for x
    x = 10,455,239.48/4,478.17
  6. Step 6: Final answer
    x = 2,334.71

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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.