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Finding the Fourth Proportional to 5,777.93, 8,625.08 and 5,077.29

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Solution

The fourth proportional to 5,777.93, 8,625.08 and 5,077.29 is: 7,579.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.93 : 8,625.08 = 5,077.29 : x
  2. Step 2: Convert to fraction form
    5,777.93/8,625.08 = 5,077.29/x
  3. Step 3: Cross multiply
    5,777.93x = 8,625.08 × 5,077.29
  4. Step 4: Simplify right side
    5,777.93x = 43,792,007.05
  5. Step 5: Solve for x
    x = 43,792,007.05/5,777.93
  6. Step 6: Final answer
    x = 7,579.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.