Home / 10,556.11-14,585.16-8,335.09

Finding the Fourth Proportional to 10,556.11, 14,585.16 and 8,335.09

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Solution

The fourth proportional to 10,556.11, 14,585.16 and 8,335.09 is: 11,516.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.11 : 14,585.16 = 8,335.09 : x
  2. Step 2: Convert to fraction form
    10,556.11/14,585.16 = 8,335.09/x
  3. Step 3: Cross multiply
    10,556.11x = 14,585.16 × 8,335.09
  4. Step 4: Simplify right side
    10,556.11x = 121,568,621.26
  5. Step 5: Solve for x
    x = 121,568,621.26/10,556.11
  6. Step 6: Final answer
    x = 11,516.42

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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.