Home / 8,111.32-11,193.80-4,573.86

Finding the Fourth Proportional to 8,111.32, 11,193.80 and 4,573.86

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Solution

The fourth proportional to 8,111.32, 11,193.80 and 4,573.86 is: 6,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111.32 : 11,193.80 = 4,573.86 : x
  2. Step 2: Convert to fraction form
    8,111.32/11,193.80 = 4,573.86/x
  3. Step 3: Cross multiply
    8,111.32x = 11,193.80 × 4,573.86
  4. Step 4: Simplify right side
    8,111.32x = 51,198,874.07
  5. Step 5: Solve for x
    x = 51,198,874.07/8,111.32
  6. Step 6: Final answer
    x = 6,312.03

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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.