Home / 10,162.76-14,025.66-5,913.48

Finding the Fourth Proportional to 10,162.76, 14,025.66 and 5,913.48

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Solution

The fourth proportional to 10,162.76, 14,025.66 and 5,913.48 is: 8,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.76 : 14,025.66 = 5,913.48 : x
  2. Step 2: Convert to fraction form
    10,162.76/14,025.66 = 5,913.48/x
  3. Step 3: Cross multiply
    10,162.76x = 14,025.66 × 5,913.48
  4. Step 4: Simplify right side
    10,162.76x = 82,940,459.90
  5. Step 5: Solve for x
    x = 82,940,459.90/10,162.76
  6. Step 6: Final answer
    x = 8,161.22

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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.