Home / 4,605.03-6,908.70-1,830.78

Finding the Fourth Proportional to 4,605.03, 6,908.70 and 1,830.78

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Solution

The fourth proportional to 4,605.03, 6,908.70 and 1,830.78 is: 2,746.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.03 : 6,908.70 = 1,830.78 : x
  2. Step 2: Convert to fraction form
    4,605.03/6,908.70 = 1,830.78/x
  3. Step 3: Cross multiply
    4,605.03x = 6,908.70 × 1,830.78
  4. Step 4: Simplify right side
    4,605.03x = 12,648,309.79
  5. Step 5: Solve for x
    x = 12,648,309.79/4,605.03
  6. Step 6: Final answer
    x = 2,746.63

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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.