Home / 2,291.97-3,437.70-1,556.31

Finding the Fourth Proportional to 2,291.97, 3,437.70 and 1,556.31

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Solution

The fourth proportional to 2,291.97, 3,437.70 and 1,556.31 is: 2,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.97 : 3,437.70 = 1,556.31 : x
  2. Step 2: Convert to fraction form
    2,291.97/3,437.70 = 1,556.31/x
  3. Step 3: Cross multiply
    2,291.97x = 3,437.70 × 1,556.31
  4. Step 4: Simplify right side
    2,291.97x = 5,350,126.89
  5. Step 5: Solve for x
    x = 5,350,126.89/2,291.97
  6. Step 6: Final answer
    x = 2,334.29

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1.5x scale

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.