Home / 5,476.63-8,214.96-1,372.63

Finding the Fourth Proportional to 5,476.63, 8,214.96 and 1,372.63

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Solution

The fourth proportional to 5,476.63, 8,214.96 and 1,372.63 is: 2,058.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.63 : 8,214.96 = 1,372.63 : x
  2. Step 2: Convert to fraction form
    5,476.63/8,214.96 = 1,372.63/x
  3. Step 3: Cross multiply
    5,476.63x = 8,214.96 × 1,372.63
  4. Step 4: Simplify right side
    5,476.63x = 11,276,100.54
  5. Step 5: Solve for x
    x = 11,276,100.54/5,476.63
  6. Step 6: Final answer
    x = 2,058.95

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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.