Home / 5,913.84-8,161.17-3,261.35

Finding the Fourth Proportional to 5,913.84, 8,161.17 and 3,261.35

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Solution

The fourth proportional to 5,913.84, 8,161.17 and 3,261.35 is: 4,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.84 : 8,161.17 = 3,261.35 : x
  2. Step 2: Convert to fraction form
    5,913.84/8,161.17 = 3,261.35/x
  3. Step 3: Cross multiply
    5,913.84x = 8,161.17 × 3,261.35
  4. Step 4: Simplify right side
    5,913.84x = 26,616,439.95
  5. Step 5: Solve for x
    x = 26,616,439.95/5,913.84
  6. Step 6: Final answer
    x = 4,500.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.