Home / 7,369.44-11,031.36-6,319.68

Finding the Fourth Proportional to 7,369.44, 11,031.36 and 6,319.68

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Solution

The fourth proportional to 7,369.44, 11,031.36 and 6,319.68 is: 9,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.44 : 11,031.36 = 6,319.68 : x
  2. Step 2: Convert to fraction form
    7,369.44/11,031.36 = 6,319.68/x
  3. Step 3: Cross multiply
    7,369.44x = 11,031.36 × 6,319.68
  4. Step 4: Simplify right side
    7,369.44x = 69,714,665.16
  5. Step 5: Solve for x
    x = 69,714,665.16/7,369.44
  6. Step 6: Final answer
    x = 9,459.97

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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.