Home / 6,416.46-8,840.52-5,350.38

Finding the Fourth Proportional to 6,416.46, 8,840.52 and 5,350.38

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Solution

The fourth proportional to 6,416.46, 8,840.52 and 5,350.38 is: 7,371.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.46 : 8,840.52 = 5,350.38 : x
  2. Step 2: Convert to fraction form
    6,416.46/8,840.52 = 5,350.38/x
  3. Step 3: Cross multiply
    6,416.46x = 8,840.52 × 5,350.38
  4. Step 4: Simplify right side
    6,416.46x = 47,300,141.40
  5. Step 5: Solve for x
    x = 47,300,141.40/6,416.46
  6. Step 6: Final answer
    x = 7,371.69

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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.