Home / 1,845.73-2,547.05-1,006.43

Finding the Fourth Proportional to 1,845.73, 2,547.05 and 1,006.43

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Solution

The fourth proportional to 1,845.73, 2,547.05 and 1,006.43 is: 1,388.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.73 : 2,547.05 = 1,006.43 : x
  2. Step 2: Convert to fraction form
    1,845.73/2,547.05 = 1,006.43/x
  3. Step 3: Cross multiply
    1,845.73x = 2,547.05 × 1,006.43
  4. Step 4: Simplify right side
    1,845.73x = 2,563,409.76
  5. Step 5: Solve for x
    x = 2,563,409.76/1,845.73
  6. Step 6: Final answer
    x = 1,388.83

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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.