Home / 6,390.10-9,584.88-2,007.46

Finding the Fourth Proportional to 6,390.10, 9,584.88 and 2,007.46

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Solution

The fourth proportional to 6,390.10, 9,584.88 and 2,007.46 is: 3,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.10 : 9,584.88 = 2,007.46 : x
  2. Step 2: Convert to fraction form
    6,390.10/9,584.88 = 2,007.46/x
  3. Step 3: Cross multiply
    6,390.10x = 9,584.88 × 2,007.46
  4. Step 4: Simplify right side
    6,390.10x = 19,241,263.20
  5. Step 5: Solve for x
    x = 19,241,263.20/6,390.10
  6. Step 6: Final answer
    x = 3,011.11

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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.