Home / 6,313.10-9,469.68-1,930.55

Finding the Fourth Proportional to 6,313.10, 9,469.68 and 1,930.55

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Solution

The fourth proportional to 6,313.10, 9,469.68 and 1,930.55 is: 2,895.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.10 : 9,469.68 = 1,930.55 : x
  2. Step 2: Convert to fraction form
    6,313.10/9,469.68 = 1,930.55/x
  3. Step 3: Cross multiply
    6,313.10x = 9,469.68 × 1,930.55
  4. Step 4: Simplify right side
    6,313.10x = 18,281,714.40
  5. Step 5: Solve for x
    x = 18,281,714.40/6,313.10
  6. Step 6: Final answer
    x = 2,895.84

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1.5x scale

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.