Home / 4,313.93-6,466.93-1,390.73

Finding the Fourth Proportional to 4,313.93, 6,466.93 and 1,390.73

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Solution

The fourth proportional to 4,313.93, 6,466.93 and 1,390.73 is: 2,084.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.93 : 6,466.93 = 1,390.73 : x
  2. Step 2: Convert to fraction form
    4,313.93/6,466.93 = 1,390.73/x
  3. Step 3: Cross multiply
    4,313.93x = 6,466.93 × 1,390.73
  4. Step 4: Simplify right side
    4,313.93x = 8,993,717.75
  5. Step 5: Solve for x
    x = 8,993,717.75/4,313.93
  6. Step 6: Final answer
    x = 2,084.81

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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.