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Finding the Fourth Proportional to 6,563.75, 9,053.78 and 4,413.89

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Solution

The fourth proportional to 6,563.75, 9,053.78 and 4,413.89 is: 6,088.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.75 : 9,053.78 = 4,413.89 : x
  2. Step 2: Convert to fraction form
    6,563.75/9,053.78 = 4,413.89/x
  3. Step 3: Cross multiply
    6,563.75x = 9,053.78 × 4,413.89
  4. Step 4: Simplify right side
    6,563.75x = 39,962,389.57
  5. Step 5: Solve for x
    x = 39,962,389.57/6,563.75
  6. Step 6: Final answer
    x = 6,088.35

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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.