Home / 4,341.33-6,511.39-1,419.66

Finding the Fourth Proportional to 4,341.33, 6,511.39 and 1,419.66

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Solution

The fourth proportional to 4,341.33, 6,511.39 and 1,419.66 is: 2,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.33 : 6,511.39 = 1,419.66 : x
  2. Step 2: Convert to fraction form
    4,341.33/6,511.39 = 1,419.66/x
  3. Step 3: Cross multiply
    4,341.33x = 6,511.39 × 1,419.66
  4. Step 4: Simplify right side
    4,341.33x = 9,243,956.38
  5. Step 5: Solve for x
    x = 9,243,956.38/4,341.33
  6. Step 6: Final answer
    x = 2,129.29

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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.