Home / 1,927.08-2,888.70-1,234.14

Finding the Fourth Proportional to 1,927.08, 2,888.70 and 1,234.14

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Solution

The fourth proportional to 1,927.08, 2,888.70 and 1,234.14 is: 1,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.08 : 2,888.70 = 1,234.14 : x
  2. Step 2: Convert to fraction form
    1,927.08/2,888.70 = 1,234.14/x
  3. Step 3: Cross multiply
    1,927.08x = 2,888.70 × 1,234.14
  4. Step 4: Simplify right side
    1,927.08x = 3,565,060.22
  5. Step 5: Solve for x
    x = 3,565,060.22/1,927.08
  6. Step 6: Final answer
    x = 1,849.98

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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.