Home / 11,095.16-15,311.42-6,314.86

Finding the Fourth Proportional to 11,095.16, 15,311.42 and 6,314.86

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Solution

The fourth proportional to 11,095.16, 15,311.42 and 6,314.86 is: 8,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,095.16 : 15,311.42 = 6,314.86 : x
  2. Step 2: Convert to fraction form
    11,095.16/15,311.42 = 6,314.86/x
  3. Step 3: Cross multiply
    11,095.16x = 15,311.42 × 6,314.86
  4. Step 4: Simplify right side
    11,095.16x = 96,689,515.33
  5. Step 5: Solve for x
    x = 96,689,515.33/11,095.16
  6. Step 6: Final answer
    x = 8,714.57

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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.