Home / 2,927.53-4,040.36-1,809.01

Finding the Fourth Proportional to 2,927.53, 4,040.36 and 1,809.01

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Solution

The fourth proportional to 2,927.53, 4,040.36 and 1,809.01 is: 2,496.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.53 : 4,040.36 = 1,809.01 : x
  2. Step 2: Convert to fraction form
    2,927.53/4,040.36 = 1,809.01/x
  3. Step 3: Cross multiply
    2,927.53x = 4,040.36 × 1,809.01
  4. Step 4: Simplify right side
    2,927.53x = 7,309,035.96
  5. Step 5: Solve for x
    x = 7,309,035.96/2,927.53
  6. Step 6: Final answer
    x = 2,496.66

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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.