Home / 2,509.63-3,464.35-1,565.89

Finding the Fourth Proportional to 2,509.63, 3,464.35 and 1,565.89

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Solution

The fourth proportional to 2,509.63, 3,464.35 and 1,565.89 is: 2,161.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509.63 : 3,464.35 = 1,565.89 : x
  2. Step 2: Convert to fraction form
    2,509.63/3,464.35 = 1,565.89/x
  3. Step 3: Cross multiply
    2,509.63x = 3,464.35 × 1,565.89
  4. Step 4: Simplify right side
    2,509.63x = 5,424,791.02
  5. Step 5: Solve for x
    x = 5,424,791.02/2,509.63
  6. Step 6: Final answer
    x = 2,161.59

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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.