Home / 2,930.97-4,044.74-1,604.67

Finding the Fourth Proportional to 2,930.97, 4,044.74 and 1,604.67

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Solution

The fourth proportional to 2,930.97, 4,044.74 and 1,604.67 is: 2,214.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.97 : 4,044.74 = 1,604.67 : x
  2. Step 2: Convert to fraction form
    2,930.97/4,044.74 = 1,604.67/x
  3. Step 3: Cross multiply
    2,930.97x = 4,044.74 × 1,604.67
  4. Step 4: Simplify right side
    2,930.97x = 6,490,464.91
  5. Step 5: Solve for x
    x = 6,490,464.91/2,930.97
  6. Step 6: Final answer
    x = 2,214.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.