Home / 1,696.07-2,545.32-1,047.26

Finding the Fourth Proportional to 1,696.07, 2,545.32 and 1,047.26

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Solution

The fourth proportional to 1,696.07, 2,545.32 and 1,047.26 is: 1,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.07 : 2,545.32 = 1,047.26 : x
  2. Step 2: Convert to fraction form
    1,696.07/2,545.32 = 1,047.26/x
  3. Step 3: Cross multiply
    1,696.07x = 2,545.32 × 1,047.26
  4. Step 4: Simplify right side
    1,696.07x = 2,665,599.10
  5. Step 5: Solve for x
    x = 2,665,599.10/1,696.07
  6. Step 6: Final answer
    x = 1,571.64

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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.