Home / 2,459.80-3,394.36-1,837.72

Finding the Fourth Proportional to 2,459.80, 3,394.36 and 1,837.72

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Solution

The fourth proportional to 2,459.80, 3,394.36 and 1,837.72 is: 2,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.80 : 3,394.36 = 1,837.72 : x
  2. Step 2: Convert to fraction form
    2,459.80/3,394.36 = 1,837.72/x
  3. Step 3: Cross multiply
    2,459.80x = 3,394.36 × 1,837.72
  4. Step 4: Simplify right side
    2,459.80x = 6,237,883.26
  5. Step 5: Solve for x
    x = 6,237,883.26/2,459.80
  6. Step 6: Final answer
    x = 2,535.93

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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.