Home / 8,572.02-12,847.76-4,413.99

Finding the Fourth Proportional to 8,572.02, 12,847.76 and 4,413.99

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Solution

The fourth proportional to 8,572.02, 12,847.76 and 4,413.99 is: 6,615.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,572.02 : 12,847.76 = 4,413.99 : x
  2. Step 2: Convert to fraction form
    8,572.02/12,847.76 = 4,413.99/x
  3. Step 3: Cross multiply
    8,572.02x = 12,847.76 × 4,413.99
  4. Step 4: Simplify right side
    8,572.02x = 56,709,862.09
  5. Step 5: Solve for x
    x = 56,709,862.09/8,572.02
  6. Step 6: Final answer
    x = 6,615.69

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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.