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Finding the Fourth Proportional to 6,518.52, 8,986.17 and 4,652.28

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Solution

The fourth proportional to 6,518.52, 8,986.17 and 4,652.28 is: 6,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.52 : 8,986.17 = 4,652.28 : x
  2. Step 2: Convert to fraction form
    6,518.52/8,986.17 = 4,652.28/x
  3. Step 3: Cross multiply
    6,518.52x = 8,986.17 × 4,652.28
  4. Step 4: Simplify right side
    6,518.52x = 41,806,178.97
  5. Step 5: Solve for x
    x = 41,806,178.97/6,518.52
  6. Step 6: Final answer
    x = 6,413.45

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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.