Home / 10,840.59-16,260.63-4,997.20

Finding the Fourth Proportional to 10,840.59, 16,260.63 and 4,997.20

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Solution

The fourth proportional to 10,840.59, 16,260.63 and 4,997.20 is: 7,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.59 : 16,260.63 = 4,997.20 : x
  2. Step 2: Convert to fraction form
    10,840.59/16,260.63 = 4,997.20/x
  3. Step 3: Cross multiply
    10,840.59x = 16,260.63 × 4,997.20
  4. Step 4: Simplify right side
    10,840.59x = 81,257,620.24
  5. Step 5: Solve for x
    x = 81,257,620.24/10,840.59
  6. Step 6: Final answer
    x = 7,495.68

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Half scale
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Double scale
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Similar ratio
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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.