Home / 6,837.92-9,440.72-4,450.08

Finding the Fourth Proportional to 6,837.92, 9,440.72 and 4,450.08

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Solution

The fourth proportional to 6,837.92, 9,440.72 and 4,450.08 is: 6,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.92 : 9,440.72 = 4,450.08 : x
  2. Step 2: Convert to fraction form
    6,837.92/9,440.72 = 4,450.08/x
  3. Step 3: Cross multiply
    6,837.92x = 9,440.72 × 4,450.08
  4. Step 4: Simplify right side
    6,837.92x = 42,011,959.26
  5. Step 5: Solve for x
    x = 42,011,959.26/6,837.92
  6. Step 6: Final answer
    x = 6,143.97

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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.