Home / 1,802.09-2,487.26-1,056.44

Finding the Fourth Proportional to 1,802.09, 2,487.26 and 1,056.44

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Solution

The fourth proportional to 1,802.09, 2,487.26 and 1,056.44 is: 1,458.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.09 : 2,487.26 = 1,056.44 : x
  2. Step 2: Convert to fraction form
    1,802.09/2,487.26 = 1,056.44/x
  3. Step 3: Cross multiply
    1,802.09x = 2,487.26 × 1,056.44
  4. Step 4: Simplify right side
    1,802.09x = 2,627,640.95
  5. Step 5: Solve for x
    x = 2,627,640.95/1,802.09
  6. Step 6: Final answer
    x = 1,458.11

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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.