Home / 11,160.46-16,741.11-2,840.67

Finding the Fourth Proportional to 11,160.46, 16,741.11 and 2,840.67

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Solution

The fourth proportional to 11,160.46, 16,741.11 and 2,840.67 is: 4,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.46 : 16,741.11 = 2,840.67 : x
  2. Step 2: Convert to fraction form
    11,160.46/16,741.11 = 2,840.67/x
  3. Step 3: Cross multiply
    11,160.46x = 16,741.11 × 2,840.67
  4. Step 4: Simplify right side
    11,160.46x = 47,555,955.63
  5. Step 5: Solve for x
    x = 47,555,955.63/11,160.46
  6. Step 6: Final answer
    x = 4,261.11

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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.