Home / 7,826.61-11,750.35-4,542.06

Finding the Fourth Proportional to 7,826.61, 11,750.35 and 4,542.06

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Solution

The fourth proportional to 7,826.61, 11,750.35 and 4,542.06 is: 6,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.61 : 11,750.35 = 4,542.06 : x
  2. Step 2: Convert to fraction form
    7,826.61/11,750.35 = 4,542.06/x
  3. Step 3: Cross multiply
    7,826.61x = 11,750.35 × 4,542.06
  4. Step 4: Simplify right side
    7,826.61x = 53,370,794.72
  5. Step 5: Solve for x
    x = 53,370,794.72/7,826.61
  6. Step 6: Final answer
    x = 6,819.15

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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.