Home / 3,703.47-5,556.76-1,622.40

Finding the Fourth Proportional to 3,703.47, 5,556.76 and 1,622.40

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Solution

The fourth proportional to 3,703.47, 5,556.76 and 1,622.40 is: 2,434.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.47 : 5,556.76 = 1,622.40 : x
  2. Step 2: Convert to fraction form
    3,703.47/5,556.76 = 1,622.40/x
  3. Step 3: Cross multiply
    3,703.47x = 5,556.76 × 1,622.40
  4. Step 4: Simplify right side
    3,703.47x = 9,015,283.37
  5. Step 5: Solve for x
    x = 9,015,283.37/3,703.47
  6. Step 6: Final answer
    x = 2,434.28

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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.