Home / 7,930.18-11,913.50-5,595.56

Finding the Fourth Proportional to 7,930.18, 11,913.50 and 5,595.56

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Solution

The fourth proportional to 7,930.18, 11,913.50 and 5,595.56 is: 8,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.18 : 11,913.50 = 5,595.56 : x
  2. Step 2: Convert to fraction form
    7,930.18/11,913.50 = 5,595.56/x
  3. Step 3: Cross multiply
    7,930.18x = 11,913.50 × 5,595.56
  4. Step 4: Simplify right side
    7,930.18x = 66,662,676.08
  5. Step 5: Solve for x
    x = 66,662,676.08/7,930.18
  6. Step 6: Final answer
    x = 8,406.20

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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.