Home / 2,095.19-3,143.31-1,480.10

Finding the Fourth Proportional to 2,095.19, 3,143.31 and 1,480.10

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Solution

The fourth proportional to 2,095.19, 3,143.31 and 1,480.10 is: 2,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.19 : 3,143.31 = 1,480.10 : x
  2. Step 2: Convert to fraction form
    2,095.19/3,143.31 = 1,480.10/x
  3. Step 3: Cross multiply
    2,095.19x = 3,143.31 × 1,480.10
  4. Step 4: Simplify right side
    2,095.19x = 4,652,413.13
  5. Step 5: Solve for x
    x = 4,652,413.13/2,095.19
  6. Step 6: Final answer
    x = 2,220.52

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Half scale
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Double scale
Find fourth proportional to 2,096.19, 3,144.81 and 1,481.10
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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.