Home / 4,342.32-6,508.89-1,419.84

Finding the Fourth Proportional to 4,342.32, 6,508.89 and 1,419.84

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Solution

The fourth proportional to 4,342.32, 6,508.89 and 1,419.84 is: 2,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.32 : 6,508.89 = 1,419.84 : x
  2. Step 2: Convert to fraction form
    4,342.32/6,508.89 = 1,419.84/x
  3. Step 3: Cross multiply
    4,342.32x = 6,508.89 × 1,419.84
  4. Step 4: Simplify right side
    4,342.32x = 9,241,582.38
  5. Step 5: Solve for x
    x = 9,241,582.38/4,342.32
  6. Step 6: Final answer
    x = 2,128.26

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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.