Home / 2,262.12-3,398.46-1,397.16

Finding the Fourth Proportional to 2,262.12, 3,398.46 and 1,397.16

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Solution

The fourth proportional to 2,262.12, 3,398.46 and 1,397.16 is: 2,099.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.12 : 3,398.46 = 1,397.16 : x
  2. Step 2: Convert to fraction form
    2,262.12/3,398.46 = 1,397.16/x
  3. Step 3: Cross multiply
    2,262.12x = 3,398.46 × 1,397.16
  4. Step 4: Simplify right side
    2,262.12x = 4,748,192.37
  5. Step 5: Solve for x
    x = 4,748,192.37/2,262.12
  6. Step 6: Final answer
    x = 2,099.00

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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.