Home / 2,343.90-3,233.73-1,435.10

Finding the Fourth Proportional to 2,343.90, 3,233.73 and 1,435.10

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Solution

The fourth proportional to 2,343.90, 3,233.73 and 1,435.10 is: 1,979.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.90 : 3,233.73 = 1,435.10 : x
  2. Step 2: Convert to fraction form
    2,343.90/3,233.73 = 1,435.10/x
  3. Step 3: Cross multiply
    2,343.90x = 3,233.73 × 1,435.10
  4. Step 4: Simplify right side
    2,343.90x = 4,640,717.84
  5. Step 5: Solve for x
    x = 4,640,717.84/2,343.90
  6. Step 6: Final answer
    x = 1,979.91

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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.