Home / 8,603.19-11,872.11-5,244.77

Finding the Fourth Proportional to 8,603.19, 11,872.11 and 5,244.77

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Solution

The fourth proportional to 8,603.19, 11,872.11 and 5,244.77 is: 7,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603.19 : 11,872.11 = 5,244.77 : x
  2. Step 2: Convert to fraction form
    8,603.19/11,872.11 = 5,244.77/x
  3. Step 3: Cross multiply
    8,603.19x = 11,872.11 × 5,244.77
  4. Step 4: Simplify right side
    8,603.19x = 62,266,427.00
  5. Step 5: Solve for x
    x = 62,266,427.00/8,603.19
  6. Step 6: Final answer
    x = 7,237.60

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