Home / 1,195.04-1,783.28-1,072.46

Finding the Fourth Proportional to 1,195.04, 1,783.28 and 1,072.46

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Solution

The fourth proportional to 1,195.04, 1,783.28 and 1,072.46 is: 1,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.04 : 1,783.28 = 1,072.46 : x
  2. Step 2: Convert to fraction form
    1,195.04/1,783.28 = 1,072.46/x
  3. Step 3: Cross multiply
    1,195.04x = 1,783.28 × 1,072.46
  4. Step 4: Simplify right side
    1,195.04x = 1,912,496.47
  5. Step 5: Solve for x
    x = 1,912,496.47/1,195.04
  6. Step 6: Final answer
    x = 1,600.36

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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.