Home / 7,026.69-9,696.66-3,840.00

Finding the Fourth Proportional to 7,026.69, 9,696.66 and 3,840.00

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Solution

The fourth proportional to 7,026.69, 9,696.66 and 3,840.00 is: 5,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.69 : 9,696.66 = 3,840.00 : x
  2. Step 2: Convert to fraction form
    7,026.69/9,696.66 = 3,840.00/x
  3. Step 3: Cross multiply
    7,026.69x = 9,696.66 × 3,840.00
  4. Step 4: Simplify right side
    7,026.69x = 37,235,123.64
  5. Step 5: Solve for x
    x = 37,235,123.64/7,026.69
  6. Step 6: Final answer
    x = 5,299.10

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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.