Home / 7,705.68-11,559.95-2,442.02

Finding the Fourth Proportional to 7,705.68, 11,559.95 and 2,442.02

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Solution

The fourth proportional to 7,705.68, 11,559.95 and 2,442.02 is: 3,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.68 : 11,559.95 = 2,442.02 : x
  2. Step 2: Convert to fraction form
    7,705.68/11,559.95 = 2,442.02/x
  3. Step 3: Cross multiply
    7,705.68x = 11,559.95 × 2,442.02
  4. Step 4: Simplify right side
    7,705.68x = 28,229,629.10
  5. Step 5: Solve for x
    x = 28,229,629.10/7,705.68
  6. Step 6: Final answer
    x = 3,663.48

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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.