Home / 6,400.92-8,833.08-3,606.36

Finding the Fourth Proportional to 6,400.92, 8,833.08 and 3,606.36

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Solution

The fourth proportional to 6,400.92, 8,833.08 and 3,606.36 is: 4,976.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400.92 : 8,833.08 = 3,606.36 : x
  2. Step 2: Convert to fraction form
    6,400.92/8,833.08 = 3,606.36/x
  3. Step 3: Cross multiply
    6,400.92x = 8,833.08 × 3,606.36
  4. Step 4: Simplify right side
    6,400.92x = 31,855,266.39
  5. Step 5: Solve for x
    x = 31,855,266.39/6,400.92
  6. Step 6: Final answer
    x = 4,976.67

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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.