Home / 1,928.93-2,886.17-1,146.06

Finding the Fourth Proportional to 1,928.93, 2,886.17 and 1,146.06

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Solution

The fourth proportional to 1,928.93, 2,886.17 and 1,146.06 is: 1,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928.93 : 2,886.17 = 1,146.06 : x
  2. Step 2: Convert to fraction form
    1,928.93/2,886.17 = 1,146.06/x
  3. Step 3: Cross multiply
    1,928.93x = 2,886.17 × 1,146.06
  4. Step 4: Simplify right side
    1,928.93x = 3,307,718.26
  5. Step 5: Solve for x
    x = 3,307,718.26/1,928.93
  6. Step 6: Final answer
    x = 1,714.80

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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.