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Finding the Fourth Proportional to 6,005.39, 9,007.47 and 3,807.45

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Solution

The fourth proportional to 6,005.39, 9,007.47 and 3,807.45 is: 5,710.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,005.39 : 9,007.47 = 3,807.45 : x
  2. Step 2: Convert to fraction form
    6,005.39/9,007.47 = 3,807.45/x
  3. Step 3: Cross multiply
    6,005.39x = 9,007.47 × 3,807.45
  4. Step 4: Simplify right side
    6,005.39x = 34,295,491.65
  5. Step 5: Solve for x
    x = 34,295,491.65/6,005.39
  6. Step 6: Final answer
    x = 5,710.79

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1.5x scale

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.