Home / 1,787.46-2,466.70-1,001.52

Finding the Fourth Proportional to 1,787.46, 2,466.70 and 1,001.52

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Solution

The fourth proportional to 1,787.46, 2,466.70 and 1,001.52 is: 1,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.46 : 2,466.70 = 1,001.52 : x
  2. Step 2: Convert to fraction form
    1,787.46/2,466.70 = 1,001.52/x
  3. Step 3: Cross multiply
    1,787.46x = 2,466.70 × 1,001.52
  4. Step 4: Simplify right side
    1,787.46x = 2,470,449.38
  5. Step 5: Solve for x
    x = 2,470,449.38/1,787.46
  6. Step 6: Final answer
    x = 1,382.10

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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.