Home / 7,413.93-10,230.60-4,761.28

Finding the Fourth Proportional to 7,413.93, 10,230.60 and 4,761.28

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Solution

The fourth proportional to 7,413.93, 10,230.60 and 4,761.28 is: 6,570.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.93 : 10,230.60 = 4,761.28 : x
  2. Step 2: Convert to fraction form
    7,413.93/10,230.60 = 4,761.28/x
  3. Step 3: Cross multiply
    7,413.93x = 10,230.60 × 4,761.28
  4. Step 4: Simplify right side
    7,413.93x = 48,710,781.81
  5. Step 5: Solve for x
    x = 48,710,781.81/7,413.93
  6. Step 6: Final answer
    x = 6,570.17

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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.