Home / 3,347.61-5,021.42-1,374.32

Finding the Fourth Proportional to 3,347.61, 5,021.42 and 1,374.32

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Solution

The fourth proportional to 3,347.61, 5,021.42 and 1,374.32 is: 2,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.61 : 5,021.42 = 1,374.32 : x
  2. Step 2: Convert to fraction form
    3,347.61/5,021.42 = 1,374.32/x
  3. Step 3: Cross multiply
    3,347.61x = 5,021.42 × 1,374.32
  4. Step 4: Simplify right side
    3,347.61x = 6,901,005.96
  5. Step 5: Solve for x
    x = 6,901,005.96/3,347.61
  6. Step 6: Final answer
    x = 2,061.47

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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.