Home / 1,709.04-2,561.64-1,525.44

Finding the Fourth Proportional to 1,709.04, 2,561.64 and 1,525.44

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Solution

The fourth proportional to 1,709.04, 2,561.64 and 1,525.44 is: 2,286.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709.04 : 2,561.64 = 1,525.44 : x
  2. Step 2: Convert to fraction form
    1,709.04/2,561.64 = 1,525.44/x
  3. Step 3: Cross multiply
    1,709.04x = 2,561.64 × 1,525.44
  4. Step 4: Simplify right side
    1,709.04x = 3,907,628.12
  5. Step 5: Solve for x
    x = 3,907,628.12/1,709.04
  6. Step 6: Final answer
    x = 2,286.45

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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.