Home / 1,787.41-2,466.66-1,001.47

Finding the Fourth Proportional to 1,787.41, 2,466.66 and 1,001.47

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Solution

The fourth proportional to 1,787.41, 2,466.66 and 1,001.47 is: 1,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.41 : 2,466.66 = 1,001.47 : x
  2. Step 2: Convert to fraction form
    1,787.41/2,466.66 = 1,001.47/x
  3. Step 3: Cross multiply
    1,787.41x = 2,466.66 × 1,001.47
  4. Step 4: Simplify right side
    1,787.41x = 2,470,285.99
  5. Step 5: Solve for x
    x = 2,470,285.99/1,787.41
  6. Step 6: Final answer
    x = 1,382.05

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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.