Home / 4,234.41-6,351.95-1,312.67

Finding the Fourth Proportional to 4,234.41, 6,351.95 and 1,312.67

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Solution

The fourth proportional to 4,234.41, 6,351.95 and 1,312.67 is: 1,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.41 : 6,351.95 = 1,312.67 : x
  2. Step 2: Convert to fraction form
    4,234.41/6,351.95 = 1,312.67/x
  3. Step 3: Cross multiply
    4,234.41x = 6,351.95 × 1,312.67
  4. Step 4: Simplify right side
    4,234.41x = 8,338,033.37
  5. Step 5: Solve for x
    x = 8,338,033.37/4,234.41
  6. Step 6: Final answer
    x = 1,969.11

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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.