Home / 5,428.42-8,133.26-2,964.95

Finding the Fourth Proportional to 5,428.42, 8,133.26 and 2,964.95

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Solution

The fourth proportional to 5,428.42, 8,133.26 and 2,964.95 is: 4,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428.42 : 8,133.26 = 2,964.95 : x
  2. Step 2: Convert to fraction form
    5,428.42/8,133.26 = 2,964.95/x
  3. Step 3: Cross multiply
    5,428.42x = 8,133.26 × 2,964.95
  4. Step 4: Simplify right side
    5,428.42x = 24,114,746.67
  5. Step 5: Solve for x
    x = 24,114,746.67/5,428.42
  6. Step 6: Final answer
    x = 4,442.32

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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.