Home / 7,947.48-11,924.46-3,563.76

Finding the Fourth Proportional to 7,947.48, 11,924.46 and 3,563.76

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Solution

The fourth proportional to 7,947.48, 11,924.46 and 3,563.76 is: 5,347.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.48 : 11,924.46 = 3,563.76 : x
  2. Step 2: Convert to fraction form
    7,947.48/11,924.46 = 3,563.76/x
  3. Step 3: Cross multiply
    7,947.48x = 11,924.46 × 3,563.76
  4. Step 4: Simplify right side
    7,947.48x = 42,495,913.57
  5. Step 5: Solve for x
    x = 42,495,913.57/7,947.48
  6. Step 6: Final answer
    x = 5,347.09

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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.