Home / 10,901.22-15,043.23-6,185.76

Finding the Fourth Proportional to 10,901.22, 15,043.23 and 6,185.76

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Solution

The fourth proportional to 10,901.22, 15,043.23 and 6,185.76 is: 8,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.22 : 15,043.23 = 6,185.76 : x
  2. Step 2: Convert to fraction form
    10,901.22/15,043.23 = 6,185.76/x
  3. Step 3: Cross multiply
    10,901.22x = 15,043.23 × 6,185.76
  4. Step 4: Simplify right side
    10,901.22x = 93,053,810.40
  5. Step 5: Solve for x
    x = 93,053,810.40/10,901.22
  6. Step 6: Final answer
    x = 8,536.09

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Double scale
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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.