Home / 10,272.66-14,176.17-5,556.84

Finding the Fourth Proportional to 10,272.66, 14,176.17 and 5,556.84

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Solution

The fourth proportional to 10,272.66, 14,176.17 and 5,556.84 is: 7,668.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.66 : 14,176.17 = 5,556.84 : x
  2. Step 2: Convert to fraction form
    10,272.66/14,176.17 = 5,556.84/x
  3. Step 3: Cross multiply
    10,272.66x = 14,176.17 × 5,556.84
  4. Step 4: Simplify right side
    10,272.66x = 78,774,708.50
  5. Step 5: Solve for x
    x = 78,774,708.50/10,272.66
  6. Step 6: Final answer
    x = 7,668.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.