Home / 2,534.59-3,803.19-1,918.09

Finding the Fourth Proportional to 2,534.59, 3,803.19 and 1,918.09

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Solution

The fourth proportional to 2,534.59, 3,803.19 and 1,918.09 is: 2,878.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534.59 : 3,803.19 = 1,918.09 : x
  2. Step 2: Convert to fraction form
    2,534.59/3,803.19 = 1,918.09/x
  3. Step 3: Cross multiply
    2,534.59x = 3,803.19 × 1,918.09
  4. Step 4: Simplify right side
    2,534.59x = 7,294,860.71
  5. Step 5: Solve for x
    x = 7,294,860.71/2,534.59
  6. Step 6: Final answer
    x = 2,878.12

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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.