Home / 6,043.40-9,065.10-5,438.60

Finding the Fourth Proportional to 6,043.40, 9,065.10 and 5,438.60

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Solution

The fourth proportional to 6,043.40, 9,065.10 and 5,438.60 is: 8,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,043.40 : 9,065.10 = 5,438.60 : x
  2. Step 2: Convert to fraction form
    6,043.40/9,065.10 = 5,438.60/x
  3. Step 3: Cross multiply
    6,043.40x = 9,065.10 × 5,438.60
  4. Step 4: Simplify right side
    6,043.40x = 49,301,452.86
  5. Step 5: Solve for x
    x = 49,301,452.86/6,043.40
  6. Step 6: Final answer
    x = 8,157.90

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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.