Home / 5,301.21-7,954.65-3,114.21

Finding the Fourth Proportional to 5,301.21, 7,954.65 and 3,114.21

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Solution

The fourth proportional to 5,301.21, 7,954.65 and 3,114.21 is: 4,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.21 : 7,954.65 = 3,114.21 : x
  2. Step 2: Convert to fraction form
    5,301.21/7,954.65 = 3,114.21/x
  3. Step 3: Cross multiply
    5,301.21x = 7,954.65 × 3,114.21
  4. Step 4: Simplify right side
    5,301.21x = 24,772,450.58
  5. Step 5: Solve for x
    x = 24,772,450.58/5,301.21
  6. Step 6: Final answer
    x = 4,672.98

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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.