Home / 5,627.21-8,438.24-2,338.34

Finding the Fourth Proportional to 5,627.21, 8,438.24 and 2,338.34

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Solution

The fourth proportional to 5,627.21, 8,438.24 and 2,338.34 is: 3,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.21 : 8,438.24 = 2,338.34 : x
  2. Step 2: Convert to fraction form
    5,627.21/8,438.24 = 2,338.34/x
  3. Step 3: Cross multiply
    5,627.21x = 8,438.24 × 2,338.34
  4. Step 4: Simplify right side
    5,627.21x = 19,731,437.78
  5. Step 5: Solve for x
    x = 19,731,437.78/5,627.21
  6. Step 6: Final answer
    x = 3,506.44

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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.