Home / 2,064.38-2,848.70-1,180.06

Finding the Fourth Proportional to 2,064.38, 2,848.70 and 1,180.06

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Solution

The fourth proportional to 2,064.38, 2,848.70 and 1,180.06 is: 1,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.38 : 2,848.70 = 1,180.06 : x
  2. Step 2: Convert to fraction form
    2,064.38/2,848.70 = 1,180.06/x
  3. Step 3: Cross multiply
    2,064.38x = 2,848.70 × 1,180.06
  4. Step 4: Simplify right side
    2,064.38x = 3,361,636.92
  5. Step 5: Solve for x
    x = 3,361,636.92/2,064.38
  6. Step 6: Final answer
    x = 1,628.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.