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Finding the Fourth Proportional to 6,253.38, 8,625.60 and 4,011.70

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Solution

The fourth proportional to 6,253.38, 8,625.60 and 4,011.70 is: 5,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.38 : 8,625.60 = 4,011.70 : x
  2. Step 2: Convert to fraction form
    6,253.38/8,625.60 = 4,011.70/x
  3. Step 3: Cross multiply
    6,253.38x = 8,625.60 × 4,011.70
  4. Step 4: Simplify right side
    6,253.38x = 34,603,319.52
  5. Step 5: Solve for x
    x = 34,603,319.52/6,253.38
  6. Step 6: Final answer
    x = 5,533.54

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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.