Home / 2,307.30-3,456.90-1,894.20

Finding the Fourth Proportional to 2,307.30, 3,456.90 and 1,894.20

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Solution

The fourth proportional to 2,307.30, 3,456.90 and 1,894.20 is: 2,837.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.30 : 3,456.90 = 1,894.20 : x
  2. Step 2: Convert to fraction form
    2,307.30/3,456.90 = 1,894.20/x
  3. Step 3: Cross multiply
    2,307.30x = 3,456.90 × 1,894.20
  4. Step 4: Simplify right side
    2,307.30x = 6,548,059.98
  5. Step 5: Solve for x
    x = 6,548,059.98/2,307.30
  6. Step 6: Final answer
    x = 2,837.98

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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.