Home / 7,442.82-11,160.36-2,510.64

Finding the Fourth Proportional to 7,442.82, 11,160.36 and 2,510.64

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Solution

The fourth proportional to 7,442.82, 11,160.36 and 2,510.64 is: 3,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.82 : 11,160.36 = 2,510.64 : x
  2. Step 2: Convert to fraction form
    7,442.82/11,160.36 = 2,510.64/x
  3. Step 3: Cross multiply
    7,442.82x = 11,160.36 × 2,510.64
  4. Step 4: Simplify right side
    7,442.82x = 28,019,646.23
  5. Step 5: Solve for x
    x = 28,019,646.23/7,442.82
  6. Step 6: Final answer
    x = 3,764.65

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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.