Home / 2,397.51-3,308.29-1,335.11

Finding the Fourth Proportional to 2,397.51, 3,308.29 and 1,335.11

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Solution

The fourth proportional to 2,397.51, 3,308.29 and 1,335.11 is: 1,842.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.51 : 3,308.29 = 1,335.11 : x
  2. Step 2: Convert to fraction form
    2,397.51/3,308.29 = 1,335.11/x
  3. Step 3: Cross multiply
    2,397.51x = 3,308.29 × 1,335.11
  4. Step 4: Simplify right side
    2,397.51x = 4,416,911.18
  5. Step 5: Solve for x
    x = 4,416,911.18/2,397.51
  6. Step 6: Final answer
    x = 1,842.29

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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.