Home / 3,637.70-5,456.58-1,556.63

Finding the Fourth Proportional to 3,637.70, 5,456.58 and 1,556.63

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Solution

The fourth proportional to 3,637.70, 5,456.58 and 1,556.63 is: 2,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.70 : 5,456.58 = 1,556.63 : x
  2. Step 2: Convert to fraction form
    3,637.70/5,456.58 = 1,556.63/x
  3. Step 3: Cross multiply
    3,637.70x = 5,456.58 × 1,556.63
  4. Step 4: Simplify right side
    3,637.70x = 8,493,876.13
  5. Step 5: Solve for x
    x = 8,493,876.13/3,637.70
  6. Step 6: Final answer
    x = 2,334.96

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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.