Home / 2,884.12-4,325.48-1,323.15

Finding the Fourth Proportional to 2,884.12, 4,325.48 and 1,323.15

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Solution

The fourth proportional to 2,884.12, 4,325.48 and 1,323.15 is: 1,984.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.12 : 4,325.48 = 1,323.15 : x
  2. Step 2: Convert to fraction form
    2,884.12/4,325.48 = 1,323.15/x
  3. Step 3: Cross multiply
    2,884.12x = 4,325.48 × 1,323.15
  4. Step 4: Simplify right side
    2,884.12x = 5,723,258.86
  5. Step 5: Solve for x
    x = 5,723,258.86/2,884.12
  6. Step 6: Final answer
    x = 1,984.40

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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.