Home / 5,631.04-8,433.60-3,162.16

Finding the Fourth Proportional to 5,631.04, 8,433.60 and 3,162.16

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Solution

The fourth proportional to 5,631.04, 8,433.60 and 3,162.16 is: 4,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.04 : 8,433.60 = 3,162.16 : x
  2. Step 2: Convert to fraction form
    5,631.04/8,433.60 = 3,162.16/x
  3. Step 3: Cross multiply
    5,631.04x = 8,433.60 × 3,162.16
  4. Step 4: Simplify right side
    5,631.04x = 26,668,392.58
  5. Step 5: Solve for x
    x = 26,668,392.58/5,631.04
  6. Step 6: Final answer
    x = 4,735.96

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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.