Home / 5,715.50-8,573.10-3,084.16

Finding the Fourth Proportional to 5,715.50, 8,573.10 and 3,084.16

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Solution

The fourth proportional to 5,715.50, 8,573.10 and 3,084.16 is: 4,626.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.50 : 8,573.10 = 3,084.16 : x
  2. Step 2: Convert to fraction form
    5,715.50/8,573.10 = 3,084.16/x
  3. Step 3: Cross multiply
    5,715.50x = 8,573.10 × 3,084.16
  4. Step 4: Simplify right side
    5,715.50x = 26,440,812.10
  5. Step 5: Solve for x
    x = 26,440,812.10/5,715.50
  6. Step 6: Final answer
    x = 4,626.16

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Half scale
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Double scale
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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.