Home / 2,413.80-3,329.64-1,365.66

Finding the Fourth Proportional to 2,413.80, 3,329.64 and 1,365.66

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Solution

The fourth proportional to 2,413.80, 3,329.64 and 1,365.66 is: 1,883.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.80 : 3,329.64 = 1,365.66 : x
  2. Step 2: Convert to fraction form
    2,413.80/3,329.64 = 1,365.66/x
  3. Step 3: Cross multiply
    2,413.80x = 3,329.64 × 1,365.66
  4. Step 4: Simplify right side
    2,413.80x = 4,547,156.16
  5. Step 5: Solve for x
    x = 4,547,156.16/2,413.80
  6. Step 6: Final answer
    x = 1,883.82

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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.