Home / 3,228.29-4,840.47-1,582.77

Finding the Fourth Proportional to 3,228.29, 4,840.47 and 1,582.77

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Solution

The fourth proportional to 3,228.29, 4,840.47 and 1,582.77 is: 2,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.29 : 4,840.47 = 1,582.77 : x
  2. Step 2: Convert to fraction form
    3,228.29/4,840.47 = 1,582.77/x
  3. Step 3: Cross multiply
    3,228.29x = 4,840.47 × 1,582.77
  4. Step 4: Simplify right side
    3,228.29x = 7,661,350.70
  5. Step 5: Solve for x
    x = 7,661,350.70/3,228.29
  6. Step 6: Final answer
    x = 2,373.20

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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.