Home / 2,312.28-3,464.22-1,336.32

Finding the Fourth Proportional to 2,312.28, 3,464.22 and 1,336.32

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Solution

The fourth proportional to 2,312.28, 3,464.22 and 1,336.32 is: 2,002.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312.28 : 3,464.22 = 1,336.32 : x
  2. Step 2: Convert to fraction form
    2,312.28/3,464.22 = 1,336.32/x
  3. Step 3: Cross multiply
    2,312.28x = 3,464.22 × 1,336.32
  4. Step 4: Simplify right side
    2,312.28x = 4,629,306.47
  5. Step 5: Solve for x
    x = 4,629,306.47/2,312.28
  6. Step 6: Final answer
    x = 2,002.05

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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.