Home / 5,476.83-8,219.51-3,822.63

Finding the Fourth Proportional to 5,476.83, 8,219.51 and 3,822.63

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Solution

The fourth proportional to 5,476.83, 8,219.51 and 3,822.63 is: 5,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.83 : 8,219.51 = 3,822.63 : x
  2. Step 2: Convert to fraction form
    5,476.83/8,219.51 = 3,822.63/x
  3. Step 3: Cross multiply
    5,476.83x = 8,219.51 × 3,822.63
  4. Step 4: Simplify right side
    5,476.83x = 31,420,126.40
  5. Step 5: Solve for x
    x = 31,420,126.40/5,476.83
  6. Step 6: Final answer
    x = 5,736.92

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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.