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Finding the Fourth Proportional to 5,339.39, 8,009.20 and 1,833.44

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Solution

The fourth proportional to 5,339.39, 8,009.20 and 1,833.44 is: 2,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.39 : 8,009.20 = 1,833.44 : x
  2. Step 2: Convert to fraction form
    5,339.39/8,009.20 = 1,833.44/x
  3. Step 3: Cross multiply
    5,339.39x = 8,009.20 × 1,833.44
  4. Step 4: Simplify right side
    5,339.39x = 14,684,343.02
  5. Step 5: Solve for x
    x = 14,684,343.02/5,339.39
  6. Step 6: Final answer
    x = 2,750.19

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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.