Home / 1,927.85-2,886.53-1,001.46

Finding the Fourth Proportional to 1,927.85, 2,886.53 and 1,001.46

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Solution

The fourth proportional to 1,927.85, 2,886.53 and 1,001.46 is: 1,499.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.85 : 2,886.53 = 1,001.46 : x
  2. Step 2: Convert to fraction form
    1,927.85/2,886.53 = 1,001.46/x
  3. Step 3: Cross multiply
    1,927.85x = 2,886.53 × 1,001.46
  4. Step 4: Simplify right side
    1,927.85x = 2,890,739.33
  5. Step 5: Solve for x
    x = 2,890,739.33/1,927.85
  6. Step 6: Final answer
    x = 1,499.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.