Home / 11,901.12-16,422.39-6,595.83

Finding the Fourth Proportional to 11,901.12, 16,422.39 and 6,595.83

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Solution

The fourth proportional to 11,901.12, 16,422.39 and 6,595.83 is: 9,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.12 : 16,422.39 = 6,595.83 : x
  2. Step 2: Convert to fraction form
    11,901.12/16,422.39 = 6,595.83/x
  3. Step 3: Cross multiply
    11,901.12x = 16,422.39 × 6,595.83
  4. Step 4: Simplify right side
    11,901.12x = 108,319,210.52
  5. Step 5: Solve for x
    x = 108,319,210.52/11,901.12
  6. Step 6: Final answer
    x = 9,101.60

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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.