Home / 7,435.87-10,262.35-4,451.70

Finding the Fourth Proportional to 7,435.87, 10,262.35 and 4,451.70

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Solution

The fourth proportional to 7,435.87, 10,262.35 and 4,451.70 is: 6,143.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.87 : 10,262.35 = 4,451.70 : x
  2. Step 2: Convert to fraction form
    7,435.87/10,262.35 = 4,451.70/x
  3. Step 3: Cross multiply
    7,435.87x = 10,262.35 × 4,451.70
  4. Step 4: Simplify right side
    7,435.87x = 45,684,914.62
  5. Step 5: Solve for x
    x = 45,684,914.62/7,435.87
  6. Step 6: Final answer
    x = 6,143.86

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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.