Home / 5,410.41-8,112.57-1,713.57

Finding the Fourth Proportional to 5,410.41, 8,112.57 and 1,713.57

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Solution

The fourth proportional to 5,410.41, 8,112.57 and 1,713.57 is: 2,569.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.41 : 8,112.57 = 1,713.57 : x
  2. Step 2: Convert to fraction form
    5,410.41/8,112.57 = 1,713.57/x
  3. Step 3: Cross multiply
    5,410.41x = 8,112.57 × 1,713.57
  4. Step 4: Simplify right side
    5,410.41x = 13,901,456.57
  5. Step 5: Solve for x
    x = 13,901,456.57/5,410.41
  6. Step 6: Final answer
    x = 2,569.39

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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.