Home / 2,260.72-3,117.04-1,840.19

Finding the Fourth Proportional to 2,260.72, 3,117.04 and 1,840.19

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Solution

The fourth proportional to 2,260.72, 3,117.04 and 1,840.19 is: 2,537.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.72 : 3,117.04 = 1,840.19 : x
  2. Step 2: Convert to fraction form
    2,260.72/3,117.04 = 1,840.19/x
  3. Step 3: Cross multiply
    2,260.72x = 3,117.04 × 1,840.19
  4. Step 4: Simplify right side
    2,260.72x = 5,735,945.84
  5. Step 5: Solve for x
    x = 5,735,945.84/2,260.72
  6. Step 6: Final answer
    x = 2,537.22

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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.