Home / 7,160.03-10,743.95-2,777.66

Finding the Fourth Proportional to 7,160.03, 10,743.95 and 2,777.66

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Solution

The fourth proportional to 7,160.03, 10,743.95 and 2,777.66 is: 4,168.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.03 : 10,743.95 = 2,777.66 : x
  2. Step 2: Convert to fraction form
    7,160.03/10,743.95 = 2,777.66/x
  3. Step 3: Cross multiply
    7,160.03x = 10,743.95 × 2,777.66
  4. Step 4: Simplify right side
    7,160.03x = 29,842,993.38
  5. Step 5: Solve for x
    x = 29,842,993.38/7,160.03
  6. Step 6: Final answer
    x = 4,168.00

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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.