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Finding the Fourth Proportional to 6,203.32, 9,303.74 and 3,039.40

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Solution

The fourth proportional to 6,203.32, 9,303.74 and 3,039.40 is: 4,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.32 : 9,303.74 = 3,039.40 : x
  2. Step 2: Convert to fraction form
    6,203.32/9,303.74 = 3,039.40/x
  3. Step 3: Cross multiply
    6,203.32x = 9,303.74 × 3,039.40
  4. Step 4: Simplify right side
    6,203.32x = 28,277,725.64
  5. Step 5: Solve for x
    x = 28,277,725.64/6,203.32
  6. Step 6: Final answer
    x = 4,558.49

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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.