Home / 1,551.14-2,328.25-1,262.05

Finding the Fourth Proportional to 1,551.14, 2,328.25 and 1,262.05

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Solution

The fourth proportional to 1,551.14, 2,328.25 and 1,262.05 is: 1,894.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.14 : 2,328.25 = 1,262.05 : x
  2. Step 2: Convert to fraction form
    1,551.14/2,328.25 = 1,262.05/x
  3. Step 3: Cross multiply
    1,551.14x = 2,328.25 × 1,262.05
  4. Step 4: Simplify right side
    1,551.14x = 2,938,364.85
  5. Step 5: Solve for x
    x = 2,938,364.85/1,551.14
  6. Step 6: Final answer
    x = 1,894.32

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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.