Home / 5,684.30-7,844.27-3,166.40

Finding the Fourth Proportional to 5,684.30, 7,844.27 and 3,166.40

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Solution

The fourth proportional to 5,684.30, 7,844.27 and 3,166.40 is: 4,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.30 : 7,844.27 = 3,166.40 : x
  2. Step 2: Convert to fraction form
    5,684.30/7,844.27 = 3,166.40/x
  3. Step 3: Cross multiply
    5,684.30x = 7,844.27 × 3,166.40
  4. Step 4: Simplify right side
    5,684.30x = 24,838,120.24
  5. Step 5: Solve for x
    x = 24,838,120.24/5,684.30
  6. Step 6: Final answer
    x = 4,369.60

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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.