Home / 3,009.86-4,515.93-1,365.28

Finding the Fourth Proportional to 3,009.86, 4,515.93 and 1,365.28

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Solution

The fourth proportional to 3,009.86, 4,515.93 and 1,365.28 is: 2,048.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.86 : 4,515.93 = 1,365.28 : x
  2. Step 2: Convert to fraction form
    3,009.86/4,515.93 = 1,365.28/x
  3. Step 3: Cross multiply
    3,009.86x = 4,515.93 × 1,365.28
  4. Step 4: Simplify right side
    3,009.86x = 6,165,506.48
  5. Step 5: Solve for x
    x = 6,165,506.48/3,009.86
  6. Step 6: Final answer
    x = 2,048.44

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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.