Home / 5,493.35-8,246.10-3,415.70

Finding the Fourth Proportional to 5,493.35, 8,246.10 and 3,415.70

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Solution

The fourth proportional to 5,493.35, 8,246.10 and 3,415.70 is: 5,127.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.35 : 8,246.10 = 3,415.70 : x
  2. Step 2: Convert to fraction form
    5,493.35/8,246.10 = 3,415.70/x
  3. Step 3: Cross multiply
    5,493.35x = 8,246.10 × 3,415.70
  4. Step 4: Simplify right side
    5,493.35x = 28,166,203.77
  5. Step 5: Solve for x
    x = 28,166,203.77/5,493.35
  6. Step 6: Final answer
    x = 5,127.33

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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.