Home / 7,949.50-10,970.55-4,413.04

Finding the Fourth Proportional to 7,949.50, 10,970.55 and 4,413.04

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Solution

The fourth proportional to 7,949.50, 10,970.55 and 4,413.04 is: 6,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.50 : 10,970.55 = 4,413.04 : x
  2. Step 2: Convert to fraction form
    7,949.50/10,970.55 = 4,413.04/x
  3. Step 3: Cross multiply
    7,949.50x = 10,970.55 × 4,413.04
  4. Step 4: Simplify right side
    7,949.50x = 48,413,475.97
  5. Step 5: Solve for x
    x = 48,413,475.97/7,949.50
  6. Step 6: Final answer
    x = 6,090.13

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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.