Home / 7,521.08-10,379.62-4,536.73

Finding the Fourth Proportional to 7,521.08, 10,379.62 and 4,536.73

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Solution

The fourth proportional to 7,521.08, 10,379.62 and 4,536.73 is: 6,261.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.08 : 10,379.62 = 4,536.73 : x
  2. Step 2: Convert to fraction form
    7,521.08/10,379.62 = 4,536.73/x
  3. Step 3: Cross multiply
    7,521.08x = 10,379.62 × 4,536.73
  4. Step 4: Simplify right side
    7,521.08x = 47,089,533.44
  5. Step 5: Solve for x
    x = 47,089,533.44/7,521.08
  6. Step 6: Final answer
    x = 6,261.01

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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.