Home / 3,384.52-4,670.36-1,892.48

Finding the Fourth Proportional to 3,384.52, 4,670.36 and 1,892.48

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Solution

The fourth proportional to 3,384.52, 4,670.36 and 1,892.48 is: 2,611.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.52 : 4,670.36 = 1,892.48 : x
  2. Step 2: Convert to fraction form
    3,384.52/4,670.36 = 1,892.48/x
  3. Step 3: Cross multiply
    3,384.52x = 4,670.36 × 1,892.48
  4. Step 4: Simplify right side
    3,384.52x = 8,838,562.89
  5. Step 5: Solve for x
    x = 8,838,562.89/3,384.52
  6. Step 6: Final answer
    x = 2,611.47

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1.5x scale

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.