Home / 6,621.10-9,923.58-3,659.42

Finding the Fourth Proportional to 6,621.10, 9,923.58 and 3,659.42

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Solution

The fourth proportional to 6,621.10, 9,923.58 and 3,659.42 is: 5,484.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.10 : 9,923.58 = 3,659.42 : x
  2. Step 2: Convert to fraction form
    6,621.10/9,923.58 = 3,659.42/x
  3. Step 3: Cross multiply
    6,621.10x = 9,923.58 × 3,659.42
  4. Step 4: Simplify right side
    6,621.10x = 36,314,568.11
  5. Step 5: Solve for x
    x = 36,314,568.11/6,621.10
  6. Step 6: Final answer
    x = 5,484.67

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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.