Home / 4,316.55-6,473.85-1,684.11

Finding the Fourth Proportional to 4,316.55, 6,473.85 and 1,684.11

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Solution

The fourth proportional to 4,316.55, 6,473.85 and 1,684.11 is: 2,525.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.55 : 6,473.85 = 1,684.11 : x
  2. Step 2: Convert to fraction form
    4,316.55/6,473.85 = 1,684.11/x
  3. Step 3: Cross multiply
    4,316.55x = 6,473.85 × 1,684.11
  4. Step 4: Simplify right side
    4,316.55x = 10,902,675.52
  5. Step 5: Solve for x
    x = 10,902,675.52/4,316.55
  6. Step 6: Final answer
    x = 2,525.78

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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.