Home / 1,979.06-2,954.96-1,746.11

Finding the Fourth Proportional to 1,979.06, 2,954.96 and 1,746.11

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Solution

The fourth proportional to 1,979.06, 2,954.96 and 1,746.11 is: 2,607.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979.06 : 2,954.96 = 1,746.11 : x
  2. Step 2: Convert to fraction form
    1,979.06/2,954.96 = 1,746.11/x
  3. Step 3: Cross multiply
    1,979.06x = 2,954.96 × 1,746.11
  4. Step 4: Simplify right side
    1,979.06x = 5,159,661.70
  5. Step 5: Solve for x
    x = 5,159,661.70/1,979.06
  6. Step 6: Final answer
    x = 2,607.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.