Home / 2,413.32-3,330.65-1,365.45

Finding the Fourth Proportional to 2,413.32, 3,330.65 and 1,365.45

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Solution

The fourth proportional to 2,413.32, 3,330.65 and 1,365.45 is: 1,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.32 : 3,330.65 = 1,365.45 : x
  2. Step 2: Convert to fraction form
    2,413.32/3,330.65 = 1,365.45/x
  3. Step 3: Cross multiply
    2,413.32x = 3,330.65 × 1,365.45
  4. Step 4: Simplify right side
    2,413.32x = 4,547,829.22
  5. Step 5: Solve for x
    x = 4,547,829.22/2,413.32
  6. Step 6: Final answer
    x = 1,884.47

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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.