Home / 4,865.70-7,300.35-1,946.10

Finding the Fourth Proportional to 4,865.70, 7,300.35 and 1,946.10

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Solution

The fourth proportional to 4,865.70, 7,300.35 and 1,946.10 is: 2,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.70 : 7,300.35 = 1,946.10 : x
  2. Step 2: Convert to fraction form
    4,865.70/7,300.35 = 1,946.10/x
  3. Step 3: Cross multiply
    4,865.70x = 7,300.35 × 1,946.10
  4. Step 4: Simplify right side
    4,865.70x = 14,207,211.14
  5. Step 5: Solve for x
    x = 14,207,211.14/4,865.70
  6. Step 6: Final answer
    x = 2,919.87

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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.