Home / 3,047.49-4,572.99-1,292.36

Finding the Fourth Proportional to 3,047.49, 4,572.99 and 1,292.36

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Solution

The fourth proportional to 3,047.49, 4,572.99 and 1,292.36 is: 1,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.49 : 4,572.99 = 1,292.36 : x
  2. Step 2: Convert to fraction form
    3,047.49/4,572.99 = 1,292.36/x
  3. Step 3: Cross multiply
    3,047.49x = 4,572.99 × 1,292.36
  4. Step 4: Simplify right side
    3,047.49x = 5,909,926.49
  5. Step 5: Solve for x
    x = 5,909,926.49/3,047.49
  6. Step 6: Final answer
    x = 1,939.28

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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.