Home / 4,099.64-6,148.60-1,177.28

Finding the Fourth Proportional to 4,099.64, 6,148.60 and 1,177.28

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Solution

The fourth proportional to 4,099.64, 6,148.60 and 1,177.28 is: 1,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.64 : 6,148.60 = 1,177.28 : x
  2. Step 2: Convert to fraction form
    4,099.64/6,148.60 = 1,177.28/x
  3. Step 3: Cross multiply
    4,099.64x = 6,148.60 × 1,177.28
  4. Step 4: Simplify right side
    4,099.64x = 7,238,623.81
  5. Step 5: Solve for x
    x = 7,238,623.81/4,099.64
  6. Step 6: Final answer
    x = 1,765.67

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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.