Home / 5,234.24-7,851.69-2,312.54

Finding the Fourth Proportional to 5,234.24, 7,851.69 and 2,312.54

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Solution

The fourth proportional to 5,234.24, 7,851.69 and 2,312.54 is: 3,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.24 : 7,851.69 = 2,312.54 : x
  2. Step 2: Convert to fraction form
    5,234.24/7,851.69 = 2,312.54/x
  3. Step 3: Cross multiply
    5,234.24x = 7,851.69 × 2,312.54
  4. Step 4: Simplify right side
    5,234.24x = 18,157,307.93
  5. Step 5: Solve for x
    x = 18,157,307.93/5,234.24
  6. Step 6: Final answer
    x = 3,468.95

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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.