Home / 5,339.82-8,045.34-4,820.41

Finding the Fourth Proportional to 5,339.82, 8,045.34 and 4,820.41

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Solution

The fourth proportional to 5,339.82, 8,045.34 and 4,820.41 is: 7,262.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.82 : 8,045.34 = 4,820.41 : x
  2. Step 2: Convert to fraction form
    5,339.82/8,045.34 = 4,820.41/x
  3. Step 3: Cross multiply
    5,339.82x = 8,045.34 × 4,820.41
  4. Step 4: Simplify right side
    5,339.82x = 38,781,837.39
  5. Step 5: Solve for x
    x = 38,781,837.39/5,339.82
  6. Step 6: Final answer
    x = 7,262.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.