Home / 1,787.01-2,466.09-1,001.06

Finding the Fourth Proportional to 1,787.01, 2,466.09 and 1,001.06

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Solution

The fourth proportional to 1,787.01, 2,466.09 and 1,001.06 is: 1,381.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.01 : 2,466.09 = 1,001.06 : x
  2. Step 2: Convert to fraction form
    1,787.01/2,466.09 = 1,001.06/x
  3. Step 3: Cross multiply
    1,787.01x = 2,466.09 × 1,001.06
  4. Step 4: Simplify right side
    1,787.01x = 2,468,686.72
  5. Step 5: Solve for x
    x = 2,468,686.72/1,787.01
  6. Step 6: Final answer
    x = 1,381.46

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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.