Home / 6,741.40-10,122.90-4,559.80

Finding the Fourth Proportional to 6,741.40, 10,122.90 and 4,559.80

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Solution

The fourth proportional to 6,741.40, 10,122.90 and 4,559.80 is: 6,847.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.40 : 10,122.90 = 4,559.80 : x
  2. Step 2: Convert to fraction form
    6,741.40/10,122.90 = 4,559.80/x
  3. Step 3: Cross multiply
    6,741.40x = 10,122.90 × 4,559.80
  4. Step 4: Simplify right side
    6,741.40x = 46,158,399.42
  5. Step 5: Solve for x
    x = 46,158,399.42/6,741.40
  6. Step 6: Final answer
    x = 6,847.00

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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.