Home / 8,462.23-11,678.24-4,685.39

Finding the Fourth Proportional to 8,462.23, 11,678.24 and 4,685.39

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Solution

The fourth proportional to 8,462.23, 11,678.24 and 4,685.39 is: 6,466.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.23 : 11,678.24 = 4,685.39 : x
  2. Step 2: Convert to fraction form
    8,462.23/11,678.24 = 4,685.39/x
  3. Step 3: Cross multiply
    8,462.23x = 11,678.24 × 4,685.39
  4. Step 4: Simplify right side
    8,462.23x = 54,717,142.12
  5. Step 5: Solve for x
    x = 54,717,142.12/8,462.23
  6. Step 6: Final answer
    x = 6,466.04

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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.