Home / 7,775.58-11,663.02-2,510.84

Finding the Fourth Proportional to 7,775.58, 11,663.02 and 2,510.84

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Solution

The fourth proportional to 7,775.58, 11,663.02 and 2,510.84 is: 3,766.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775.58 : 11,663.02 = 2,510.84 : x
  2. Step 2: Convert to fraction form
    7,775.58/11,663.02 = 2,510.84/x
  3. Step 3: Cross multiply
    7,775.58x = 11,663.02 × 2,510.84
  4. Step 4: Simplify right side
    7,775.58x = 29,283,912.54
  5. Step 5: Solve for x
    x = 29,283,912.54/7,775.58
  6. Step 6: Final answer
    x = 3,766.14

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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.