Home / 3,460.32-5,188.66-1,513.89

Finding the Fourth Proportional to 3,460.32, 5,188.66 and 1,513.89

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Solution

The fourth proportional to 3,460.32, 5,188.66 and 1,513.89 is: 2,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.32 : 5,188.66 = 1,513.89 : x
  2. Step 2: Convert to fraction form
    3,460.32/5,188.66 = 1,513.89/x
  3. Step 3: Cross multiply
    3,460.32x = 5,188.66 × 1,513.89
  4. Step 4: Simplify right side
    3,460.32x = 7,855,056.70
  5. Step 5: Solve for x
    x = 7,855,056.70/3,460.32
  6. Step 6: Final answer
    x = 2,270.04

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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.