Home / 5,213.24-7,816.08-2,438.36

Finding the Fourth Proportional to 5,213.24, 7,816.08 and 2,438.36

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Solution

The fourth proportional to 5,213.24, 7,816.08 and 2,438.36 is: 3,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.24 : 7,816.08 = 2,438.36 : x
  2. Step 2: Convert to fraction form
    5,213.24/7,816.08 = 2,438.36/x
  3. Step 3: Cross multiply
    5,213.24x = 7,816.08 × 2,438.36
  4. Step 4: Simplify right side
    5,213.24x = 19,058,416.83
  5. Step 5: Solve for x
    x = 19,058,416.83/5,213.24
  6. Step 6: Final answer
    x = 3,655.77

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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.