Home / 7,413.28-10,231.59-4,271.29

Finding the Fourth Proportional to 7,413.28, 10,231.59 and 4,271.29

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Solution

The fourth proportional to 7,413.28, 10,231.59 and 4,271.29 is: 5,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.28 : 10,231.59 = 4,271.29 : x
  2. Step 2: Convert to fraction form
    7,413.28/10,231.59 = 4,271.29/x
  3. Step 3: Cross multiply
    7,413.28x = 10,231.59 × 4,271.29
  4. Step 4: Simplify right side
    7,413.28x = 43,702,088.05
  5. Step 5: Solve for x
    x = 43,702,088.05/7,413.28
  6. Step 6: Final answer
    x = 5,895.11

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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.