Home / 1,927.15-2,886.07-1,102.93

Finding the Fourth Proportional to 1,927.15, 2,886.07 and 1,102.93

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Solution

The fourth proportional to 1,927.15, 2,886.07 and 1,102.93 is: 1,651.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.15 : 2,886.07 = 1,102.93 : x
  2. Step 2: Convert to fraction form
    1,927.15/2,886.07 = 1,102.93/x
  3. Step 3: Cross multiply
    1,927.15x = 2,886.07 × 1,102.93
  4. Step 4: Simplify right side
    1,927.15x = 3,183,113.24
  5. Step 5: Solve for x
    x = 3,183,113.24/1,927.15
  6. Step 6: Final answer
    x = 1,651.72

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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.