Home / 5,470.25-8,206.59-2,007.50

Finding the Fourth Proportional to 5,470.25, 8,206.59 and 2,007.50

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Solution

The fourth proportional to 5,470.25, 8,206.59 and 2,007.50 is: 3,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.25 : 8,206.59 = 2,007.50 : x
  2. Step 2: Convert to fraction form
    5,470.25/8,206.59 = 2,007.50/x
  3. Step 3: Cross multiply
    5,470.25x = 8,206.59 × 2,007.50
  4. Step 4: Simplify right side
    5,470.25x = 16,474,729.43
  5. Step 5: Solve for x
    x = 16,474,729.43/5,470.25
  6. Step 6: Final answer
    x = 3,011.70

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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.