Home / 8,462.37-11,677.67-4,685.28

Finding the Fourth Proportional to 8,462.37, 11,677.67 and 4,685.28

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Solution

The fourth proportional to 8,462.37, 11,677.67 and 4,685.28 is: 6,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.37 : 11,677.67 = 4,685.28 : x
  2. Step 2: Convert to fraction form
    8,462.37/11,677.67 = 4,685.28/x
  3. Step 3: Cross multiply
    8,462.37x = 11,677.67 × 4,685.28
  4. Step 4: Simplify right side
    8,462.37x = 54,713,104.05
  5. Step 5: Solve for x
    x = 54,713,104.05/8,462.37
  6. Step 6: Final answer
    x = 6,465.46

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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.