Home / 5,943.62-8,206.18-3,706.40

Finding the Fourth Proportional to 5,943.62, 8,206.18 and 3,706.40

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Solution

The fourth proportional to 5,943.62, 8,206.18 and 3,706.40 is: 5,117.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,943.62 : 8,206.18 = 3,706.40 : x
  2. Step 2: Convert to fraction form
    5,943.62/8,206.18 = 3,706.40/x
  3. Step 3: Cross multiply
    5,943.62x = 8,206.18 × 3,706.40
  4. Step 4: Simplify right side
    5,943.62x = 30,415,385.55
  5. Step 5: Solve for x
    x = 30,415,385.55/5,943.62
  6. Step 6: Final answer
    x = 5,117.32

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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.