Home / 7,180.36-10,771.98-2,562.76

Finding the Fourth Proportional to 7,180.36, 10,771.98 and 2,562.76

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Solution

The fourth proportional to 7,180.36, 10,771.98 and 2,562.76 is: 3,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.36 : 10,771.98 = 2,562.76 : x
  2. Step 2: Convert to fraction form
    7,180.36/10,771.98 = 2,562.76/x
  3. Step 3: Cross multiply
    7,180.36x = 10,771.98 × 2,562.76
  4. Step 4: Simplify right side
    7,180.36x = 27,605,999.46
  5. Step 5: Solve for x
    x = 27,605,999.46/7,180.36
  6. Step 6: Final answer
    x = 3,844.65

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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.