Home / 1,569.74-2,355.26-1,083.51

Finding the Fourth Proportional to 1,569.74, 2,355.26 and 1,083.51

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Solution

The fourth proportional to 1,569.74, 2,355.26 and 1,083.51 is: 1,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.74 : 2,355.26 = 1,083.51 : x
  2. Step 2: Convert to fraction form
    1,569.74/2,355.26 = 1,083.51/x
  3. Step 3: Cross multiply
    1,569.74x = 2,355.26 × 1,083.51
  4. Step 4: Simplify right side
    1,569.74x = 2,551,942.35
  5. Step 5: Solve for x
    x = 2,551,942.35/1,569.74
  6. Step 6: Final answer
    x = 1,625.72

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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.