Home / 2,184.33-3,014.43-1,240.16

Finding the Fourth Proportional to 2,184.33, 3,014.43 and 1,240.16

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Solution

The fourth proportional to 2,184.33, 3,014.43 and 1,240.16 is: 1,711.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.33 : 3,014.43 = 1,240.16 : x
  2. Step 2: Convert to fraction form
    2,184.33/3,014.43 = 1,240.16/x
  3. Step 3: Cross multiply
    2,184.33x = 3,014.43 × 1,240.16
  4. Step 4: Simplify right side
    2,184.33x = 3,738,371.74
  5. Step 5: Solve for x
    x = 3,738,371.74/2,184.33
  6. Step 6: Final answer
    x = 1,711.45

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Half 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.