Home / 8,276.90-12,413.66-2,432.12

Finding the Fourth Proportional to 8,276.90, 12,413.66 and 2,432.12

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Solution

The fourth proportional to 8,276.90, 12,413.66 and 2,432.12 is: 3,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.90 : 12,413.66 = 2,432.12 : x
  2. Step 2: Convert to fraction form
    8,276.90/12,413.66 = 2,432.12/x
  3. Step 3: Cross multiply
    8,276.90x = 12,413.66 × 2,432.12
  4. Step 4: Simplify right side
    8,276.90x = 30,191,510.76
  5. Step 5: Solve for x
    x = 30,191,510.76/8,276.90
  6. Step 6: Final answer
    x = 3,647.68

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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.