Home / 2,547.53-3,515.54-1,413.19

Finding the Fourth Proportional to 2,547.53, 3,515.54 and 1,413.19

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Solution

The fourth proportional to 2,547.53, 3,515.54 and 1,413.19 is: 1,950.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.53 : 3,515.54 = 1,413.19 : x
  2. Step 2: Convert to fraction form
    2,547.53/3,515.54 = 1,413.19/x
  3. Step 3: Cross multiply
    2,547.53x = 3,515.54 × 1,413.19
  4. Step 4: Simplify right side
    2,547.53x = 4,968,110.12
  5. Step 5: Solve for x
    x = 4,968,110.12/2,547.53
  6. Step 6: Final answer
    x = 1,950.17

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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.