Home / 11,642.48-16,066.70-6,337.34

Finding the Fourth Proportional to 11,642.48, 16,066.70 and 6,337.34

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Solution

The fourth proportional to 11,642.48, 16,066.70 and 6,337.34 is: 8,745.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.48 : 16,066.70 = 6,337.34 : x
  2. Step 2: Convert to fraction form
    11,642.48/16,066.70 = 6,337.34/x
  3. Step 3: Cross multiply
    11,642.48x = 16,066.70 × 6,337.34
  4. Step 4: Simplify right side
    11,642.48x = 101,820,148.22
  5. Step 5: Solve for x
    x = 101,820,148.22/11,642.48
  6. Step 6: Final answer
    x = 8,745.57

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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.