Home / 3,556.08-5,331.84-1,477.53

Finding the Fourth Proportional to 3,556.08, 5,331.84 and 1,477.53

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Solution

The fourth proportional to 3,556.08, 5,331.84 and 1,477.53 is: 2,215.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.08 : 5,331.84 = 1,477.53 : x
  2. Step 2: Convert to fraction form
    3,556.08/5,331.84 = 1,477.53/x
  3. Step 3: Cross multiply
    3,556.08x = 5,331.84 × 1,477.53
  4. Step 4: Simplify right side
    3,556.08x = 7,877,953.56
  5. Step 5: Solve for x
    x = 7,877,953.56/3,556.08
  6. Step 6: Final answer
    x = 2,215.35

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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.