Home / 7,518.07-11,273.19-4,398.76

Finding the Fourth Proportional to 7,518.07, 11,273.19 and 4,398.76

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Solution

The fourth proportional to 7,518.07, 11,273.19 and 4,398.76 is: 6,595.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.07 : 11,273.19 = 4,398.76 : x
  2. Step 2: Convert to fraction form
    7,518.07/11,273.19 = 4,398.76/x
  3. Step 3: Cross multiply
    7,518.07x = 11,273.19 × 4,398.76
  4. Step 4: Simplify right side
    7,518.07x = 49,588,057.24
  5. Step 5: Solve for x
    x = 49,588,057.24/7,518.07
  6. Step 6: Final answer
    x = 6,595.85

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1.5x scale

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.