Home / 5,379.14-8,022.70-4,725.30

Finding the Fourth Proportional to 5,379.14, 8,022.70 and 4,725.30

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Solution

The fourth proportional to 5,379.14, 8,022.70 and 4,725.30 is: 7,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.14 : 8,022.70 = 4,725.30 : x
  2. Step 2: Convert to fraction form
    5,379.14/8,022.70 = 4,725.30/x
  3. Step 3: Cross multiply
    5,379.14x = 8,022.70 × 4,725.30
  4. Step 4: Simplify right side
    5,379.14x = 37,909,664.31
  5. Step 5: Solve for x
    x = 37,909,664.31/5,379.14
  6. Step 6: Final answer
    x = 7,047.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.