Home / 6,343.38-8,750.36-4,454.19

Finding the Fourth Proportional to 6,343.38, 8,750.36 and 4,454.19

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Solution

The fourth proportional to 6,343.38, 8,750.36 and 4,454.19 is: 6,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.38 : 8,750.36 = 4,454.19 : x
  2. Step 2: Convert to fraction form
    6,343.38/8,750.36 = 4,454.19/x
  3. Step 3: Cross multiply
    6,343.38x = 8,750.36 × 4,454.19
  4. Step 4: Simplify right side
    6,343.38x = 38,975,777.14
  5. Step 5: Solve for x
    x = 38,975,777.14/6,343.38
  6. Step 6: Final answer
    x = 6,144.32

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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.