Home / 8,313.68-12,466.35-2,765.07

Finding the Fourth Proportional to 8,313.68, 12,466.35 and 2,765.07

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Solution

The fourth proportional to 8,313.68, 12,466.35 and 2,765.07 is: 4,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.68 : 12,466.35 = 2,765.07 : x
  2. Step 2: Convert to fraction form
    8,313.68/12,466.35 = 2,765.07/x
  3. Step 3: Cross multiply
    8,313.68x = 12,466.35 × 2,765.07
  4. Step 4: Simplify right side
    8,313.68x = 34,470,330.39
  5. Step 5: Solve for x
    x = 34,470,330.39/8,313.68
  6. Step 6: Final answer
    x = 4,146.22

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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.