Home / 7,162.92-9,889.38-4,924.08

Finding the Fourth Proportional to 7,162.92, 9,889.38 and 4,924.08

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Solution

The fourth proportional to 7,162.92, 9,889.38 and 4,924.08 is: 6,798.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162.92 : 9,889.38 = 4,924.08 : x
  2. Step 2: Convert to fraction form
    7,162.92/9,889.38 = 4,924.08/x
  3. Step 3: Cross multiply
    7,162.92x = 9,889.38 × 4,924.08
  4. Step 4: Simplify right side
    7,162.92x = 48,696,098.27
  5. Step 5: Solve for x
    x = 48,696,098.27/7,162.92
  6. Step 6: Final answer
    x = 6,798.36

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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.