Home / 7,413.96-10,225.50-4,429.14

Finding the Fourth Proportional to 7,413.96, 10,225.50 and 4,429.14

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Solution

The fourth proportional to 7,413.96, 10,225.50 and 4,429.14 is: 6,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.96 : 10,225.50 = 4,429.14 : x
  2. Step 2: Convert to fraction form
    7,413.96/10,225.50 = 4,429.14/x
  3. Step 3: Cross multiply
    7,413.96x = 10,225.50 × 4,429.14
  4. Step 4: Simplify right side
    7,413.96x = 45,290,171.07
  5. Step 5: Solve for x
    x = 45,290,171.07/7,413.96
  6. Step 6: Final answer
    x = 6,108.77

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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.