Home / 10,959.19-16,426.44-5,400.76

Finding the Fourth Proportional to 10,959.19, 16,426.44 and 5,400.76

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Solution

The fourth proportional to 10,959.19, 16,426.44 and 5,400.76 is: 8,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959.19 : 16,426.44 = 5,400.76 : x
  2. Step 2: Convert to fraction form
    10,959.19/16,426.44 = 5,400.76/x
  3. Step 3: Cross multiply
    10,959.19x = 16,426.44 × 5,400.76
  4. Step 4: Simplify right side
    10,959.19x = 88,715,260.09
  5. Step 5: Solve for x
    x = 88,715,260.09/10,959.19
  6. Step 6: Final answer
    x = 8,095.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.