Home / 7,413.35-10,234.13-5,730.95

Finding the Fourth Proportional to 7,413.35, 10,234.13 and 5,730.95

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Solution

The fourth proportional to 7,413.35, 10,234.13 and 5,730.95 is: 7,911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.35 : 10,234.13 = 5,730.95 : x
  2. Step 2: Convert to fraction form
    7,413.35/10,234.13 = 5,730.95/x
  3. Step 3: Cross multiply
    7,413.35x = 10,234.13 × 5,730.95
  4. Step 4: Simplify right side
    7,413.35x = 58,651,207.50
  5. Step 5: Solve for x
    x = 58,651,207.50/7,413.35
  6. Step 6: Final answer
    x = 7,911.57

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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.