Home / 4,651.59-6,419.60-2,556.12

Finding the Fourth Proportional to 4,651.59, 6,419.60 and 2,556.12

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Solution

The fourth proportional to 4,651.59, 6,419.60 and 2,556.12 is: 3,527.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.59 : 6,419.60 = 2,556.12 : x
  2. Step 2: Convert to fraction form
    4,651.59/6,419.60 = 2,556.12/x
  3. Step 3: Cross multiply
    4,651.59x = 6,419.60 × 2,556.12
  4. Step 4: Simplify right side
    4,651.59x = 16,409,303.21
  5. Step 5: Solve for x
    x = 16,409,303.21/4,651.59
  6. Step 6: Final answer
    x = 3,527.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.