Home / 5,507.83-7,600.73-2,990.04

Finding the Fourth Proportional to 5,507.83, 7,600.73 and 2,990.04

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Solution

The fourth proportional to 5,507.83, 7,600.73 and 2,990.04 is: 4,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.83 : 7,600.73 = 2,990.04 : x
  2. Step 2: Convert to fraction form
    5,507.83/7,600.73 = 2,990.04/x
  3. Step 3: Cross multiply
    5,507.83x = 7,600.73 × 2,990.04
  4. Step 4: Simplify right side
    5,507.83x = 22,726,486.73
  5. Step 5: Solve for x
    x = 22,726,486.73/5,507.83
  6. Step 6: Final answer
    x = 4,126.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.