Home / 1,840.35-2,532.12-1,618.92

Finding the Fourth Proportional to 1,840.35, 2,532.12 and 1,618.92

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Solution

The fourth proportional to 1,840.35, 2,532.12 and 1,618.92 is: 2,227.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.35 : 2,532.12 = 1,618.92 : x
  2. Step 2: Convert to fraction form
    1,840.35/2,532.12 = 1,618.92/x
  3. Step 3: Cross multiply
    1,840.35x = 2,532.12 × 1,618.92
  4. Step 4: Simplify right side
    1,840.35x = 4,099,299.71
  5. Step 5: Solve for x
    x = 4,099,299.71/1,840.35
  6. Step 6: Final answer
    x = 2,227.46

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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.