Home / 8,242.71-11,374.90-4,465.86

Finding the Fourth Proportional to 8,242.71, 11,374.90 and 4,465.86

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Solution

The fourth proportional to 8,242.71, 11,374.90 and 4,465.86 is: 6,162.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.71 : 11,374.90 = 4,465.86 : x
  2. Step 2: Convert to fraction form
    8,242.71/11,374.90 = 4,465.86/x
  3. Step 3: Cross multiply
    8,242.71x = 11,374.90 × 4,465.86
  4. Step 4: Simplify right side
    8,242.71x = 50,798,778.19
  5. Step 5: Solve for x
    x = 50,798,778.19/8,242.71
  6. Step 6: Final answer
    x = 6,162.87

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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.