Home / 1,954.54-2,916.98-1,875.16

Finding the Fourth Proportional to 1,954.54, 2,916.98 and 1,875.16

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Solution

The fourth proportional to 1,954.54, 2,916.98 and 1,875.16 is: 2,798.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.54 : 2,916.98 = 1,875.16 : x
  2. Step 2: Convert to fraction form
    1,954.54/2,916.98 = 1,875.16/x
  3. Step 3: Cross multiply
    1,954.54x = 2,916.98 × 1,875.16
  4. Step 4: Simplify right side
    1,954.54x = 5,469,804.22
  5. Step 5: Solve for x
    x = 5,469,804.22/1,954.54
  6. Step 6: Final answer
    x = 2,798.51

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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.