Home / 5,785.14-8,681.28-2,274.53

Finding the Fourth Proportional to 5,785.14, 8,681.28 and 2,274.53

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Solution

The fourth proportional to 5,785.14, 8,681.28 and 2,274.53 is: 3,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.14 : 8,681.28 = 2,274.53 : x
  2. Step 2: Convert to fraction form
    5,785.14/8,681.28 = 2,274.53/x
  3. Step 3: Cross multiply
    5,785.14x = 8,681.28 × 2,274.53
  4. Step 4: Simplify right side
    5,785.14x = 19,745,831.80
  5. Step 5: Solve for x
    x = 19,745,831.80/5,785.14
  6. Step 6: Final answer
    x = 3,413.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.