Home / 8,649.93-11,937.03-4,872.36

Finding the Fourth Proportional to 8,649.93, 11,937.03 and 4,872.36

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Solution

The fourth proportional to 8,649.93, 11,937.03 and 4,872.36 is: 6,723.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649.93 : 11,937.03 = 4,872.36 : x
  2. Step 2: Convert to fraction form
    8,649.93/11,937.03 = 4,872.36/x
  3. Step 3: Cross multiply
    8,649.93x = 11,937.03 × 4,872.36
  4. Step 4: Simplify right side
    8,649.93x = 58,161,507.49
  5. Step 5: Solve for x
    x = 58,161,507.49/8,649.93
  6. Step 6: Final answer
    x = 6,723.93

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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.