Home / 2,680.16-4,019.47-1,036.34

Finding the Fourth Proportional to 2,680.16, 4,019.47 and 1,036.34

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Solution

The fourth proportional to 2,680.16, 4,019.47 and 1,036.34 is: 1,554.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.16 : 4,019.47 = 1,036.34 : x
  2. Step 2: Convert to fraction form
    2,680.16/4,019.47 = 1,036.34/x
  3. Step 3: Cross multiply
    2,680.16x = 4,019.47 × 1,036.34
  4. Step 4: Simplify right side
    2,680.16x = 4,165,558.36
  5. Step 5: Solve for x
    x = 4,165,558.36/2,680.16
  6. Step 6: Final answer
    x = 1,554.22

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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.