Home / 8,875.50-13,312.94-3,608.94

Finding the Fourth Proportional to 8,875.50, 13,312.94 and 3,608.94

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Solution

The fourth proportional to 8,875.50, 13,312.94 and 3,608.94 is: 5,413.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.50 : 13,312.94 = 3,608.94 : x
  2. Step 2: Convert to fraction form
    8,875.50/13,312.94 = 3,608.94/x
  3. Step 3: Cross multiply
    8,875.50x = 13,312.94 × 3,608.94
  4. Step 4: Simplify right side
    8,875.50x = 48,045,601.68
  5. Step 5: Solve for x
    x = 48,045,601.68/8,875.50
  6. Step 6: Final answer
    x = 5,413.28

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1.5x scale

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.