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Finding the Fourth Proportional to 1,195.92, 1,802.07 and 984.24

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Solution

The fourth proportional to 1,195.92, 1,802.07 and 984.24 is: 1,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.92 : 1,802.07 = 984.24 : x
  2. Step 2: Convert to fraction form
    1,195.92/1,802.07 = 984.24/x
  3. Step 3: Cross multiply
    1,195.92x = 1,802.07 × 984.24
  4. Step 4: Simplify right side
    1,195.92x = 1,773,669.38
  5. Step 5: Solve for x
    x = 1,773,669.38/1,195.92
  6. Step 6: Final answer
    x = 1,483.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.