Home / 11,328.66-15,633.36-6,292.86

Finding the Fourth Proportional to 11,328.66, 15,633.36 and 6,292.86

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Solution

The fourth proportional to 11,328.66, 15,633.36 and 6,292.86 is: 8,684.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.66 : 15,633.36 = 6,292.86 : x
  2. Step 2: Convert to fraction form
    11,328.66/15,633.36 = 6,292.86/x
  3. Step 3: Cross multiply
    11,328.66x = 15,633.36 × 6,292.86
  4. Step 4: Simplify right side
    11,328.66x = 98,378,545.81
  5. Step 5: Solve for x
    x = 98,378,545.81/11,328.66
  6. Step 6: Final answer
    x = 8,684.04

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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.