Home / 9,083.50-13,617.89-2,840.30

Finding the Fourth Proportional to 9,083.50, 13,617.89 and 2,840.30

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Solution

The fourth proportional to 9,083.50, 13,617.89 and 2,840.30 is: 4,258.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.50 : 13,617.89 = 2,840.30 : x
  2. Step 2: Convert to fraction form
    9,083.50/13,617.89 = 2,840.30/x
  3. Step 3: Cross multiply
    9,083.50x = 13,617.89 × 2,840.30
  4. Step 4: Simplify right side
    9,083.50x = 38,678,892.97
  5. Step 5: Solve for x
    x = 38,678,892.97/9,083.50
  6. Step 6: Final answer
    x = 4,258.15

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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.