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Finding the Fourth Proportional to 3,658.96, 5,483.58 and 2,340.28

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Solution

The fourth proportional to 3,658.96, 5,483.58 and 2,340.28 is: 3,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.96 : 5,483.58 = 2,340.28 : x
  2. Step 2: Convert to fraction form
    3,658.96/5,483.58 = 2,340.28/x
  3. Step 3: Cross multiply
    3,658.96x = 5,483.58 × 2,340.28
  4. Step 4: Simplify right side
    3,658.96x = 12,833,112.60
  5. Step 5: Solve for x
    x = 12,833,112.60/3,658.96
  6. Step 6: Final answer
    x = 3,507.31

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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.