Home / 1,444.12-2,166.18-1,435.48

Finding the Fourth Proportional to 1,444.12, 2,166.18 and 1,435.48

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Solution

The fourth proportional to 1,444.12, 2,166.18 and 1,435.48 is: 2,153.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.12 : 2,166.18 = 1,435.48 : x
  2. Step 2: Convert to fraction form
    1,444.12/2,166.18 = 1,435.48/x
  3. Step 3: Cross multiply
    1,444.12x = 2,166.18 × 1,435.48
  4. Step 4: Simplify right side
    1,444.12x = 3,109,508.07
  5. Step 5: Solve for x
    x = 3,109,508.07/1,444.12
  6. Step 6: Final answer
    x = 2,153.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.