Home / 7,403.80-11,082.46-4,106.28

Finding the Fourth Proportional to 7,403.80, 11,082.46 and 4,106.28

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Solution

The fourth proportional to 7,403.80, 11,082.46 and 4,106.28 is: 6,146.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.80 : 11,082.46 = 4,106.28 : x
  2. Step 2: Convert to fraction form
    7,403.80/11,082.46 = 4,106.28/x
  3. Step 3: Cross multiply
    7,403.80x = 11,082.46 × 4,106.28
  4. Step 4: Simplify right side
    7,403.80x = 45,507,683.85
  5. Step 5: Solve for x
    x = 45,507,683.85/7,403.80
  6. Step 6: Final answer
    x = 6,146.53

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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.