Home / 4,270.68-6,406.26-1,349.28

Finding the Fourth Proportional to 4,270.68, 6,406.26 and 1,349.28

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Solution

The fourth proportional to 4,270.68, 6,406.26 and 1,349.28 is: 2,024.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.68 : 6,406.26 = 1,349.28 : x
  2. Step 2: Convert to fraction form
    4,270.68/6,406.26 = 1,349.28/x
  3. Step 3: Cross multiply
    4,270.68x = 6,406.26 × 1,349.28
  4. Step 4: Simplify right side
    4,270.68x = 8,643,838.49
  5. Step 5: Solve for x
    x = 8,643,838.49/4,270.68
  6. Step 6: Final answer
    x = 2,024.00

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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.