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Finding the Fourth Proportional to 5,766.06, 7,954.02 and 5,018.70

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Solution

The fourth proportional to 5,766.06, 7,954.02 and 5,018.70 is: 6,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.06 : 7,954.02 = 5,018.70 : x
  2. Step 2: Convert to fraction form
    5,766.06/7,954.02 = 5,018.70/x
  3. Step 3: Cross multiply
    5,766.06x = 7,954.02 × 5,018.70
  4. Step 4: Simplify right side
    5,766.06x = 39,918,840.17
  5. Step 5: Solve for x
    x = 39,918,840.17/5,766.06
  6. Step 6: Final answer
    x = 6,923.07

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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.