Home / 9,083.40-13,625.10-9,025.80

Finding the Fourth Proportional to 9,083.40, 13,625.10 and 9,025.80

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Solution

The fourth proportional to 9,083.40, 13,625.10 and 9,025.80 is: 13,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.40 : 13,625.10 = 9,025.80 : x
  2. Step 2: Convert to fraction form
    9,083.40/13,625.10 = 9,025.80/x
  3. Step 3: Cross multiply
    9,083.40x = 13,625.10 × 9,025.80
  4. Step 4: Simplify right side
    9,083.40x = 122,977,427.58
  5. Step 5: Solve for x
    x = 122,977,427.58/9,083.40
  6. Step 6: Final answer
    x = 13,538.70

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Half scale
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Double scale
Find fourth proportional to 9,084.40, 13,626.60 and 9,026.80
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.