Home / 7,293.20-10,947.90-4,012.70

Finding the Fourth Proportional to 7,293.20, 10,947.90 and 4,012.70

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Solution

The fourth proportional to 7,293.20, 10,947.90 and 4,012.70 is: 6,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.20 : 10,947.90 = 4,012.70 : x
  2. Step 2: Convert to fraction form
    7,293.20/10,947.90 = 4,012.70/x
  3. Step 3: Cross multiply
    7,293.20x = 10,947.90 × 4,012.70
  4. Step 4: Simplify right side
    7,293.20x = 43,930,638.33
  5. Step 5: Solve for x
    x = 43,930,638.33/7,293.20
  6. Step 6: Final answer
    x = 6,023.51

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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.