Home / 11,805.59-16,291.77-6,500.41

Finding the Fourth Proportional to 11,805.59, 16,291.77 and 6,500.41

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Solution

The fourth proportional to 11,805.59, 16,291.77 and 6,500.41 is: 8,970.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,805.59 : 16,291.77 = 6,500.41 : x
  2. Step 2: Convert to fraction form
    11,805.59/16,291.77 = 6,500.41/x
  3. Step 3: Cross multiply
    11,805.59x = 16,291.77 × 6,500.41
  4. Step 4: Simplify right side
    11,805.59x = 105,903,103.17
  5. Step 5: Solve for x
    x = 105,903,103.17/11,805.59
  6. Step 6: Final answer
    x = 8,970.59

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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.