Home / 1,618.67-2,232.60-1,594.37

Finding the Fourth Proportional to 1,618.67, 2,232.60 and 1,594.37

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Solution

The fourth proportional to 1,618.67, 2,232.60 and 1,594.37 is: 2,199.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618.67 : 2,232.60 = 1,594.37 : x
  2. Step 2: Convert to fraction form
    1,618.67/2,232.60 = 1,594.37/x
  3. Step 3: Cross multiply
    1,618.67x = 2,232.60 × 1,594.37
  4. Step 4: Simplify right side
    1,618.67x = 3,559,579.30
  5. Step 5: Solve for x
    x = 3,559,579.30/1,618.67
  6. Step 6: Final answer
    x = 2,199.08

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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.