Home / 5,092.88-7,640.46-1,583

Finding the Fourth Proportional to 5,092.88, 7,640.46 and 1,583

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Solution

The fourth proportional to 5,092.88, 7,640.46 and 1,583 is: 2,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.88 : 7,640.46 = 1,583 : x
  2. Step 2: Convert to fraction form
    5,092.88/7,640.46 = 1,583/x
  3. Step 3: Cross multiply
    5,092.88x = 7,640.46 × 1,583
  4. Step 4: Simplify right side
    5,092.88x = 12,094,848.18
  5. Step 5: Solve for x
    x = 12,094,848.18/5,092.88
  6. Step 6: Final answer
    x = 2,374.85

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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.