Home / 2,092.77-2,888.07-1,148.58

Finding the Fourth Proportional to 2,092.77, 2,888.07 and 1,148.58

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Solution

The fourth proportional to 2,092.77, 2,888.07 and 1,148.58 is: 1,585.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.77 : 2,888.07 = 1,148.58 : x
  2. Step 2: Convert to fraction form
    2,092.77/2,888.07 = 1,148.58/x
  3. Step 3: Cross multiply
    2,092.77x = 2,888.07 × 1,148.58
  4. Step 4: Simplify right side
    2,092.77x = 3,317,179.44
  5. Step 5: Solve for x
    x = 3,317,179.44/2,092.77
  6. Step 6: Final answer
    x = 1,585.07

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1.5x scale

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.