Home / 6,390.46-9,587.23-2,007.92

Finding the Fourth Proportional to 6,390.46, 9,587.23 and 2,007.92

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Solution

The fourth proportional to 6,390.46, 9,587.23 and 2,007.92 is: 3,012.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.46 : 9,587.23 = 2,007.92 : x
  2. Step 2: Convert to fraction form
    6,390.46/9,587.23 = 2,007.92/x
  3. Step 3: Cross multiply
    6,390.46x = 9,587.23 × 2,007.92
  4. Step 4: Simplify right side
    6,390.46x = 19,250,332.89
  5. Step 5: Solve for x
    x = 19,250,332.89/6,390.46
  6. Step 6: Final answer
    x = 3,012.36

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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.