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Finding the Fourth Proportional to 5,970.54, 8,965.31 and 4,928.25

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Solution

The fourth proportional to 5,970.54, 8,965.31 and 4,928.25 is: 7,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.54 : 8,965.31 = 4,928.25 : x
  2. Step 2: Convert to fraction form
    5,970.54/8,965.31 = 4,928.25/x
  3. Step 3: Cross multiply
    5,970.54x = 8,965.31 × 4,928.25
  4. Step 4: Simplify right side
    5,970.54x = 44,183,264.37
  5. Step 5: Solve for x
    x = 44,183,264.37/5,970.54
  6. Step 6: Final answer
    x = 7,400.21

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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.