Home / 2,184.51-3,014.50-1,240.27

Finding the Fourth Proportional to 2,184.51, 3,014.50 and 1,240.27

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Solution

The fourth proportional to 2,184.51, 3,014.50 and 1,240.27 is: 1,711.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.51 : 3,014.50 = 1,240.27 : x
  2. Step 2: Convert to fraction form
    2,184.51/3,014.50 = 1,240.27/x
  3. Step 3: Cross multiply
    2,184.51x = 3,014.50 × 1,240.27
  4. Step 4: Simplify right side
    2,184.51x = 3,738,812.03
  5. Step 5: Solve for x
    x = 3,738,812.03/2,184.51
  6. Step 6: Final answer
    x = 1,711.51

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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.