Home / 2,951.40-4,423.65-1,895.85

Finding the Fourth Proportional to 2,951.40, 4,423.65 and 1,895.85

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Solution

The fourth proportional to 2,951.40, 4,423.65 and 1,895.85 is: 2,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.40 : 4,423.65 = 1,895.85 : x
  2. Step 2: Convert to fraction form
    2,951.40/4,423.65 = 1,895.85/x
  3. Step 3: Cross multiply
    2,951.40x = 4,423.65 × 1,895.85
  4. Step 4: Simplify right side
    2,951.40x = 8,386,576.85
  5. Step 5: Solve for x
    x = 8,386,576.85/2,951.40
  6. Step 6: Final answer
    x = 2,841.56

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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.