Home / 1,340.36-2,012.14-895.98

Finding the Fourth Proportional to 1,340.36, 2,012.14 and 895.98

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Solution

The fourth proportional to 1,340.36, 2,012.14 and 895.98 is: 1,345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340.36 : 2,012.14 = 895.98 : x
  2. Step 2: Convert to fraction form
    1,340.36/2,012.14 = 895.98/x
  3. Step 3: Cross multiply
    1,340.36x = 2,012.14 × 895.98
  4. Step 4: Simplify right side
    1,340.36x = 1,802,837.20
  5. Step 5: Solve for x
    x = 1,802,837.20/1,340.36
  6. Step 6: Final answer
    x = 1,345.04

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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.