Home / 4,973.68-6,861.48-3,084.76

Finding the Fourth Proportional to 4,973.68, 6,861.48 and 3,084.76

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Solution

The fourth proportional to 4,973.68, 6,861.48 and 3,084.76 is: 4,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.68 : 6,861.48 = 3,084.76 : x
  2. Step 2: Convert to fraction form
    4,973.68/6,861.48 = 3,084.76/x
  3. Step 3: Cross multiply
    4,973.68x = 6,861.48 × 3,084.76
  4. Step 4: Simplify right side
    4,973.68x = 21,166,019.04
  5. Step 5: Solve for x
    x = 21,166,019.04/4,973.68
  6. Step 6: Final answer
    x = 4,255.61

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Double scale
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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.