Home / 8,539.42-11,783.22-5,003.74

Finding the Fourth Proportional to 8,539.42, 11,783.22 and 5,003.74

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Solution

The fourth proportional to 8,539.42, 11,783.22 and 5,003.74 is: 6,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539.42 : 11,783.22 = 5,003.74 : x
  2. Step 2: Convert to fraction form
    8,539.42/11,783.22 = 5,003.74/x
  3. Step 3: Cross multiply
    8,539.42x = 11,783.22 × 5,003.74
  4. Step 4: Simplify right side
    8,539.42x = 58,960,169.24
  5. Step 5: Solve for x
    x = 58,960,169.24/8,539.42
  6. Step 6: Final answer
    x = 6,904.47

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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.