Home / 3,039.52-4,558.32-1,307.68

Finding the Fourth Proportional to 3,039.52, 4,558.32 and 1,307.68

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Solution

The fourth proportional to 3,039.52, 4,558.32 and 1,307.68 is: 1,961.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.52 : 4,558.32 = 1,307.68 : x
  2. Step 2: Convert to fraction form
    3,039.52/4,558.32 = 1,307.68/x
  3. Step 3: Cross multiply
    3,039.52x = 4,558.32 × 1,307.68
  4. Step 4: Simplify right side
    3,039.52x = 5,960,823.90
  5. Step 5: Solve for x
    x = 5,960,823.90/3,039.52
  6. Step 6: Final answer
    x = 1,961.11

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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.