Home / 5,204.76-7,178.49-4,607.88

Finding the Fourth Proportional to 5,204.76, 7,178.49 and 4,607.88

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Solution

The fourth proportional to 5,204.76, 7,178.49 and 4,607.88 is: 6,355.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.76 : 7,178.49 = 4,607.88 : x
  2. Step 2: Convert to fraction form
    5,204.76/7,178.49 = 4,607.88/x
  3. Step 3: Cross multiply
    5,204.76x = 7,178.49 × 4,607.88
  4. Step 4: Simplify right side
    5,204.76x = 33,077,620.50
  5. Step 5: Solve for x
    x = 33,077,620.50/5,204.76
  6. Step 6: Final answer
    x = 6,355.26

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.