Home / 4,082.60-6,124.48-1,308.63

Finding the Fourth Proportional to 4,082.60, 6,124.48 and 1,308.63

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Solution

The fourth proportional to 4,082.60, 6,124.48 and 1,308.63 is: 1,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.60 : 6,124.48 = 1,308.63 : x
  2. Step 2: Convert to fraction form
    4,082.60/6,124.48 = 1,308.63/x
  3. Step 3: Cross multiply
    4,082.60x = 6,124.48 × 1,308.63
  4. Step 4: Simplify right side
    4,082.60x = 8,014,652.02
  5. Step 5: Solve for x
    x = 8,014,652.02/4,082.60
  6. Step 6: Final answer
    x = 1,963.12

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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.