Home / 1,910.88-2,862.54-1,585.26

Finding the Fourth Proportional to 1,910.88, 2,862.54 and 1,585.26

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Solution

The fourth proportional to 1,910.88, 2,862.54 and 1,585.26 is: 2,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.88 : 2,862.54 = 1,585.26 : x
  2. Step 2: Convert to fraction form
    1,910.88/2,862.54 = 1,585.26/x
  3. Step 3: Cross multiply
    1,910.88x = 2,862.54 × 1,585.26
  4. Step 4: Simplify right side
    1,910.88x = 4,537,870.16
  5. Step 5: Solve for x
    x = 4,537,870.16/1,910.88
  6. Step 6: Final answer
    x = 2,374.75

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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.