Home / 2,573.28-3,551.19-1,577.99

Finding the Fourth Proportional to 2,573.28, 3,551.19 and 1,577.99

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Solution

The fourth proportional to 2,573.28, 3,551.19 and 1,577.99 is: 2,177.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.28 : 3,551.19 = 1,577.99 : x
  2. Step 2: Convert to fraction form
    2,573.28/3,551.19 = 1,577.99/x
  3. Step 3: Cross multiply
    2,573.28x = 3,551.19 × 1,577.99
  4. Step 4: Simplify right side
    2,573.28x = 5,603,742.31
  5. Step 5: Solve for x
    x = 5,603,742.31/2,573.28
  6. Step 6: Final answer
    x = 2,177.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.