Home / 7,536.38-10,399.56-4,392.86

Finding the Fourth Proportional to 7,536.38, 10,399.56 and 4,392.86

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Solution

The fourth proportional to 7,536.38, 10,399.56 and 4,392.86 is: 6,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.38 : 10,399.56 = 4,392.86 : x
  2. Step 2: Convert to fraction form
    7,536.38/10,399.56 = 4,392.86/x
  3. Step 3: Cross multiply
    7,536.38x = 10,399.56 × 4,392.86
  4. Step 4: Simplify right side
    7,536.38x = 45,683,811.14
  5. Step 5: Solve for x
    x = 45,683,811.14/7,536.38
  6. Step 6: Final answer
    x = 6,061.77

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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.