Home / 9,741.20-14,590.20-7,542.80

Finding the Fourth Proportional to 9,741.20, 14,590.20 and 7,542.80

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Solution

The fourth proportional to 9,741.20, 14,590.20 and 7,542.80 is: 11,297.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741.20 : 14,590.20 = 7,542.80 : x
  2. Step 2: Convert to fraction form
    9,741.20/14,590.20 = 7,542.80/x
  3. Step 3: Cross multiply
    9,741.20x = 14,590.20 × 7,542.80
  4. Step 4: Simplify right side
    9,741.20x = 110,050,960.56
  5. Step 5: Solve for x
    x = 110,050,960.56/9,741.20
  6. Step 6: Final answer
    x = 11,297.47

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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.