Home / 1,872.30-2,583.75-1,032.98

Finding the Fourth Proportional to 1,872.30, 2,583.75 and 1,032.98

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Solution

The fourth proportional to 1,872.30, 2,583.75 and 1,032.98 is: 1,425.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.30 : 2,583.75 = 1,032.98 : x
  2. Step 2: Convert to fraction form
    1,872.30/2,583.75 = 1,032.98/x
  3. Step 3: Cross multiply
    1,872.30x = 2,583.75 × 1,032.98
  4. Step 4: Simplify right side
    1,872.30x = 2,668,968.53
  5. Step 5: Solve for x
    x = 2,668,968.53/1,872.30
  6. Step 6: Final answer
    x = 1,425.50

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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.