Home / 2,927.82-4,040.40-1,601.53

Finding the Fourth Proportional to 2,927.82, 4,040.40 and 1,601.53

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Solution

The fourth proportional to 2,927.82, 4,040.40 and 1,601.53 is: 2,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.82 : 4,040.40 = 1,601.53 : x
  2. Step 2: Convert to fraction form
    2,927.82/4,040.40 = 1,601.53/x
  3. Step 3: Cross multiply
    2,927.82x = 4,040.40 × 1,601.53
  4. Step 4: Simplify right side
    2,927.82x = 6,470,821.81
  5. Step 5: Solve for x
    x = 6,470,821.81/2,927.82
  6. Step 6: Final answer
    x = 2,210.12

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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.