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Finding the Fourth Proportional to 5,792.70, 8,681.36 and 3,018.63

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Solution

The fourth proportional to 5,792.70, 8,681.36 and 3,018.63 is: 4,523.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.70 : 8,681.36 = 3,018.63 : x
  2. Step 2: Convert to fraction form
    5,792.70/8,681.36 = 3,018.63/x
  3. Step 3: Cross multiply
    5,792.70x = 8,681.36 × 3,018.63
  4. Step 4: Simplify right side
    5,792.70x = 26,205,766.44
  5. Step 5: Solve for x
    x = 26,205,766.44/5,792.70
  6. Step 6: Final answer
    x = 4,523.93

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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.