Home / 11,328.05-15,632.82-6,292.83

Finding the Fourth Proportional to 11,328.05, 15,632.82 and 6,292.83

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Solution

The fourth proportional to 11,328.05, 15,632.82 and 6,292.83 is: 8,684.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.05 : 15,632.82 = 6,292.83 : x
  2. Step 2: Convert to fraction form
    11,328.05/15,632.82 = 6,292.83/x
  3. Step 3: Cross multiply
    11,328.05x = 15,632.82 × 6,292.83
  4. Step 4: Simplify right side
    11,328.05x = 98,374,645.08
  5. Step 5: Solve for x
    x = 98,374,645.08/11,328.05
  6. Step 6: Final answer
    x = 8,684.16

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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.