Home / 6,437.23-9,653.11-3,665.21

Finding the Fourth Proportional to 6,437.23, 9,653.11 and 3,665.21

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Solution

The fourth proportional to 6,437.23, 9,653.11 and 3,665.21 is: 5,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437.23 : 9,653.11 = 3,665.21 : x
  2. Step 2: Convert to fraction form
    6,437.23/9,653.11 = 3,665.21/x
  3. Step 3: Cross multiply
    6,437.23x = 9,653.11 × 3,665.21
  4. Step 4: Simplify right side
    6,437.23x = 35,380,617.87
  5. Step 5: Solve for x
    x = 35,380,617.87/6,437.23
  6. Step 6: Final answer
    x = 5,496.25

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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.