Home / 7,841.48-11,749.26-4,912.52

Finding the Fourth Proportional to 7,841.48, 11,749.26 and 4,912.52

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Solution

The fourth proportional to 7,841.48, 11,749.26 and 4,912.52 is: 7,360.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841.48 : 11,749.26 = 4,912.52 : x
  2. Step 2: Convert to fraction form
    7,841.48/11,749.26 = 4,912.52/x
  3. Step 3: Cross multiply
    7,841.48x = 11,749.26 × 4,912.52
  4. Step 4: Simplify right side
    7,841.48x = 57,718,474.74
  5. Step 5: Solve for x
    x = 57,718,474.74/7,841.48
  6. Step 6: Final answer
    x = 7,360.66

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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.