Home / 1,362.24-2,045.79-1,300.68

Finding the Fourth Proportional to 1,362.24, 2,045.79 and 1,300.68

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Solution

The fourth proportional to 1,362.24, 2,045.79 and 1,300.68 is: 1,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362.24 : 2,045.79 = 1,300.68 : x
  2. Step 2: Convert to fraction form
    1,362.24/2,045.79 = 1,300.68/x
  3. Step 3: Cross multiply
    1,362.24x = 2,045.79 × 1,300.68
  4. Step 4: Simplify right side
    1,362.24x = 2,660,918.14
  5. Step 5: Solve for x
    x = 2,660,918.14/1,362.24
  6. Step 6: Final answer
    x = 1,953.34

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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.