Home / 1,845.68-2,547.08-1,006.43

Finding the Fourth Proportional to 1,845.68, 2,547.08 and 1,006.43

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Solution

The fourth proportional to 1,845.68, 2,547.08 and 1,006.43 is: 1,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.68 : 2,547.08 = 1,006.43 : x
  2. Step 2: Convert to fraction form
    1,845.68/2,547.08 = 1,006.43/x
  3. Step 3: Cross multiply
    1,845.68x = 2,547.08 × 1,006.43
  4. Step 4: Simplify right side
    1,845.68x = 2,563,439.96
  5. Step 5: Solve for x
    x = 2,563,439.96/1,845.68
  6. Step 6: Final answer
    x = 1,388.89

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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.