Home / 1,957.44-2,936.16-802.38

Finding the Fourth Proportional to 1,957.44, 2,936.16 and 802.38

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Solution

The fourth proportional to 1,957.44, 2,936.16 and 802.38 is: 1,203.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957.44 : 2,936.16 = 802.38 : x
  2. Step 2: Convert to fraction form
    1,957.44/2,936.16 = 802.38/x
  3. Step 3: Cross multiply
    1,957.44x = 2,936.16 × 802.38
  4. Step 4: Simplify right side
    1,957.44x = 2,355,916.06
  5. Step 5: Solve for x
    x = 2,355,916.06/1,957.44
  6. Step 6: Final answer
    x = 1,203.57

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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.