Home / 6,437.25-9,643.62-3,665.83

Finding the Fourth Proportional to 6,437.25, 9,643.62 and 3,665.83

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Solution

The fourth proportional to 6,437.25, 9,643.62 and 3,665.83 is: 5,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437.25 : 9,643.62 = 3,665.83 : x
  2. Step 2: Convert to fraction form
    6,437.25/9,643.62 = 3,665.83/x
  3. Step 3: Cross multiply
    6,437.25x = 9,643.62 × 3,665.83
  4. Step 4: Simplify right side
    6,437.25x = 35,351,871.50
  5. Step 5: Solve for x
    x = 35,351,871.50/6,437.25
  6. Step 6: Final answer
    x = 5,491.77

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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.