Home / 2,596.80-3,894.40-1,036.36

Finding the Fourth Proportional to 2,596.80, 3,894.40 and 1,036.36

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Solution

The fourth proportional to 2,596.80, 3,894.40 and 1,036.36 is: 1,554.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,596.80 : 3,894.40 = 1,036.36 : x
  2. Step 2: Convert to fraction form
    2,596.80/3,894.40 = 1,036.36/x
  3. Step 3: Cross multiply
    2,596.80x = 3,894.40 × 1,036.36
  4. Step 4: Simplify right side
    2,596.80x = 4,036,000.38
  5. Step 5: Solve for x
    x = 4,036,000.38/2,596.80
  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.