Home / 11,358.08-17,029.40-5,806.90

Finding the Fourth Proportional to 11,358.08, 17,029.40 and 5,806.90

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Solution

The fourth proportional to 11,358.08, 17,029.40 and 5,806.90 is: 8,706.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.08 : 17,029.40 = 5,806.90 : x
  2. Step 2: Convert to fraction form
    11,358.08/17,029.40 = 5,806.90/x
  3. Step 3: Cross multiply
    11,358.08x = 17,029.40 × 5,806.90
  4. Step 4: Simplify right side
    11,358.08x = 98,888,022.86
  5. Step 5: Solve for x
    x = 98,888,022.86/11,358.08
  6. Step 6: Final answer
    x = 8,706.40

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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.