Home / 2,442.76-3,367.98-1,655.44

Finding the Fourth Proportional to 2,442.76, 3,367.98 and 1,655.44

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Solution

The fourth proportional to 2,442.76, 3,367.98 and 1,655.44 is: 2,282.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.76 : 3,367.98 = 1,655.44 : x
  2. Step 2: Convert to fraction form
    2,442.76/3,367.98 = 1,655.44/x
  3. Step 3: Cross multiply
    2,442.76x = 3,367.98 × 1,655.44
  4. Step 4: Simplify right side
    2,442.76x = 5,575,480.39
  5. Step 5: Solve for x
    x = 5,575,480.39/2,442.76
  6. Step 6: Final answer
    x = 2,282.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.