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Finding the Fourth Proportional to 8,308.53, 11,465.73 and 4,582.53

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Solution

The fourth proportional to 8,308.53, 11,465.73 and 4,582.53 is: 6,323.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.53 : 11,465.73 = 4,582.53 : x
  2. Step 2: Convert to fraction form
    8,308.53/11,465.73 = 4,582.53/x
  3. Step 3: Cross multiply
    8,308.53x = 11,465.73 × 4,582.53
  4. Step 4: Simplify right side
    8,308.53x = 52,542,051.70
  5. Step 5: Solve for x
    x = 52,542,051.70/8,308.53
  6. Step 6: Final answer
    x = 6,323.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.