Home / 3,413.55-4,715.24-3,316.35

Finding the Fourth Proportional to 3,413.55, 4,715.24 and 3,316.35

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Solution

The fourth proportional to 3,413.55, 4,715.24 and 3,316.35 is: 4,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.55 : 4,715.24 = 3,316.35 : x
  2. Step 2: Convert to fraction form
    3,413.55/4,715.24 = 3,316.35/x
  3. Step 3: Cross multiply
    3,413.55x = 4,715.24 × 3,316.35
  4. Step 4: Simplify right side
    3,413.55x = 15,637,369.59
  5. Step 5: Solve for x
    x = 15,637,369.59/3,413.55
  6. Step 6: Final answer
    x = 4,580.97

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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.