Home / 2,930.66-4,043.64-1,751.50

Finding the Fourth Proportional to 2,930.66, 4,043.64 and 1,751.50

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Solution

The fourth proportional to 2,930.66, 4,043.64 and 1,751.50 is: 2,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.66 : 4,043.64 = 1,751.50 : x
  2. Step 2: Convert to fraction form
    2,930.66/4,043.64 = 1,751.50/x
  3. Step 3: Cross multiply
    2,930.66x = 4,043.64 × 1,751.50
  4. Step 4: Simplify right side
    2,930.66x = 7,082,435.46
  5. Step 5: Solve for x
    x = 7,082,435.46/2,930.66
  6. Step 6: Final answer
    x = 2,416.67

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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.