Home / 2,044.37-3,060.39-1,312.40

Finding the Fourth Proportional to 2,044.37, 3,060.39 and 1,312.40

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Solution

The fourth proportional to 2,044.37, 3,060.39 and 1,312.40 is: 1,964.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.37 : 3,060.39 = 1,312.40 : x
  2. Step 2: Convert to fraction form
    2,044.37/3,060.39 = 1,312.40/x
  3. Step 3: Cross multiply
    2,044.37x = 3,060.39 × 1,312.40
  4. Step 4: Simplify right side
    2,044.37x = 4,016,440.53
  5. Step 5: Solve for x
    x = 4,016,440.53/2,044.37
  6. Step 6: Final answer
    x = 1,964.64

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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.