Home / 7,413.03-10,228.30-4,428.29

Finding the Fourth Proportional to 7,413.03, 10,228.30 and 4,428.29

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Solution

The fourth proportional to 7,413.03, 10,228.30 and 4,428.29 is: 6,110.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.03 : 10,228.30 = 4,428.29 : x
  2. Step 2: Convert to fraction form
    7,413.03/10,228.30 = 4,428.29/x
  3. Step 3: Cross multiply
    7,413.03x = 10,228.30 × 4,428.29
  4. Step 4: Simplify right side
    7,413.03x = 45,293,893.11
  5. Step 5: Solve for x
    x = 45,293,893.11/7,413.03
  6. Step 6: Final answer
    x = 6,110.04

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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.