Home / 7,347.73-11,010.88-3,400.20

Finding the Fourth Proportional to 7,347.73, 11,010.88 and 3,400.20

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Solution

The fourth proportional to 7,347.73, 11,010.88 and 3,400.20 is: 5,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.73 : 11,010.88 = 3,400.20 : x
  2. Step 2: Convert to fraction form
    7,347.73/11,010.88 = 3,400.20/x
  3. Step 3: Cross multiply
    7,347.73x = 11,010.88 × 3,400.20
  4. Step 4: Simplify right side
    7,347.73x = 37,439,194.18
  5. Step 5: Solve for x
    x = 37,439,194.18/7,347.73
  6. Step 6: Final answer
    x = 5,095.34

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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.