Home / 1,872.96-2,583.56-1,244.20

Finding the Fourth Proportional to 1,872.96, 2,583.56 and 1,244.20

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Solution

The fourth proportional to 1,872.96, 2,583.56 and 1,244.20 is: 1,716.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.96 : 2,583.56 = 1,244.20 : x
  2. Step 2: Convert to fraction form
    1,872.96/2,583.56 = 1,244.20/x
  3. Step 3: Cross multiply
    1,872.96x = 2,583.56 × 1,244.20
  4. Step 4: Simplify right side
    1,872.96x = 3,214,465.35
  5. Step 5: Solve for x
    x = 3,214,465.35/1,872.96
  6. Step 6: Final answer
    x = 1,716.25

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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.