Home / 4,019.60-5,987.26-3,830.06

Finding the Fourth Proportional to 4,019.60, 5,987.26 and 3,830.06

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Solution

The fourth proportional to 4,019.60, 5,987.26 and 3,830.06 is: 5,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.60 : 5,987.26 = 3,830.06 : x
  2. Step 2: Convert to fraction form
    4,019.60/5,987.26 = 3,830.06/x
  3. Step 3: Cross multiply
    4,019.60x = 5,987.26 × 3,830.06
  4. Step 4: Simplify right side
    4,019.60x = 22,931,565.04
  5. Step 5: Solve for x
    x = 22,931,565.04/4,019.60
  6. Step 6: Final answer
    x = 5,704.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.