Home / 4,270.84-6,406.42-1,349.16

Finding the Fourth Proportional to 4,270.84, 6,406.42 and 1,349.16

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Solution

The fourth proportional to 4,270.84, 6,406.42 and 1,349.16 is: 2,023.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.84 : 6,406.42 = 1,349.16 : x
  2. Step 2: Convert to fraction form
    4,270.84/6,406.42 = 1,349.16/x
  3. Step 3: Cross multiply
    4,270.84x = 6,406.42 × 1,349.16
  4. Step 4: Simplify right side
    4,270.84x = 8,643,285.61
  5. Step 5: Solve for x
    x = 8,643,285.61/4,270.84
  6. Step 6: Final answer
    x = 2,023.79

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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.