Home / 2,642.99-3,647.02-1,463.76

Finding the Fourth Proportional to 2,642.99, 3,647.02 and 1,463.76

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Solution

The fourth proportional to 2,642.99, 3,647.02 and 1,463.76 is: 2,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642.99 : 3,647.02 = 1,463.76 : x
  2. Step 2: Convert to fraction form
    2,642.99/3,647.02 = 1,463.76/x
  3. Step 3: Cross multiply
    2,642.99x = 3,647.02 × 1,463.76
  4. Step 4: Simplify right side
    2,642.99x = 5,338,362.00
  5. Step 5: Solve for x
    x = 5,338,362.00/2,642.99
  6. Step 6: Final answer
    x = 2,019.82

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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.