Home / 8,131.86-11,222.28-4,594.86

Finding the Fourth Proportional to 8,131.86, 11,222.28 and 4,594.86

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Solution

The fourth proportional to 8,131.86, 11,222.28 and 4,594.86 is: 6,341.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131.86 : 11,222.28 = 4,594.86 : x
  2. Step 2: Convert to fraction form
    8,131.86/11,222.28 = 4,594.86/x
  3. Step 3: Cross multiply
    8,131.86x = 11,222.28 × 4,594.86
  4. Step 4: Simplify right side
    8,131.86x = 51,564,805.48
  5. Step 5: Solve for x
    x = 51,564,805.48/8,131.86
  6. Step 6: Final answer
    x = 6,341.08

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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.