Home / 2,669.59-4,004.52-1,025.56

Finding the Fourth Proportional to 2,669.59, 4,004.52 and 1,025.56

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Solution

The fourth proportional to 2,669.59, 4,004.52 and 1,025.56 is: 1,538.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.59 : 4,004.52 = 1,025.56 : x
  2. Step 2: Convert to fraction form
    2,669.59/4,004.52 = 1,025.56/x
  3. Step 3: Cross multiply
    2,669.59x = 4,004.52 × 1,025.56
  4. Step 4: Simplify right side
    2,669.59x = 4,106,875.53
  5. Step 5: Solve for x
    x = 4,106,875.53/2,669.59
  6. Step 6: Final answer
    x = 1,538.39

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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.