Home / 4,341.39-6,512.90-1,419.86

Finding the Fourth Proportional to 4,341.39, 6,512.90 and 1,419.86

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Solution

The fourth proportional to 4,341.39, 6,512.90 and 1,419.86 is: 2,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.39 : 6,512.90 = 1,419.86 : x
  2. Step 2: Convert to fraction form
    4,341.39/6,512.90 = 1,419.86/x
  3. Step 3: Cross multiply
    4,341.39x = 6,512.90 × 1,419.86
  4. Step 4: Simplify right side
    4,341.39x = 9,247,366.53
  5. Step 5: Solve for x
    x = 9,247,366.53/4,341.39
  6. Step 6: Final answer
    x = 2,130.05

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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.