Home / 5,329.96-7,995.90-2,409.64

Finding the Fourth Proportional to 5,329.96, 7,995.90 and 2,409.64

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Solution

The fourth proportional to 5,329.96, 7,995.90 and 2,409.64 is: 3,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.96 : 7,995.90 = 2,409.64 : x
  2. Step 2: Convert to fraction form
    5,329.96/7,995.90 = 2,409.64/x
  3. Step 3: Cross multiply
    5,329.96x = 7,995.90 × 2,409.64
  4. Step 4: Simplify right side
    5,329.96x = 19,267,240.48
  5. Step 5: Solve for x
    x = 19,267,240.48/5,329.96
  6. Step 6: Final answer
    x = 3,614.89

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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.