Home / 8,746.38-12,066.08-5,912.87

Finding the Fourth Proportional to 8,746.38, 12,066.08 and 5,912.87

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Solution

The fourth proportional to 8,746.38, 12,066.08 and 5,912.87 is: 8,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.38 : 12,066.08 = 5,912.87 : x
  2. Step 2: Convert to fraction form
    8,746.38/12,066.08 = 5,912.87/x
  3. Step 3: Cross multiply
    8,746.38x = 12,066.08 × 5,912.87
  4. Step 4: Simplify right side
    8,746.38x = 71,345,072.55
  5. Step 5: Solve for x
    x = 71,345,072.55/8,746.38
  6. Step 6: Final answer
    x = 8,157.10

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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.