Home / 8,242.23-11,374.28-4,465.42

Finding the Fourth Proportional to 8,242.23, 11,374.28 and 4,465.42

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Solution

The fourth proportional to 8,242.23, 11,374.28 and 4,465.42 is: 6,162.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.23 : 11,374.28 = 4,465.42 : x
  2. Step 2: Convert to fraction form
    8,242.23/11,374.28 = 4,465.42/x
  3. Step 3: Cross multiply
    8,242.23x = 11,374.28 × 4,465.42
  4. Step 4: Simplify right side
    8,242.23x = 50,790,935.37
  5. Step 5: Solve for x
    x = 50,790,935.37/8,242.23
  6. Step 6: Final answer
    x = 6,162.28

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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.