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Finding the Fourth Proportional to 9,909.03, 13,675.86 and 6,133.41

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Solution

The fourth proportional to 9,909.03, 13,675.86 and 6,133.41 is: 8,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,909.03 : 13,675.86 = 6,133.41 : x
  2. Step 2: Convert to fraction form
    9,909.03/13,675.86 = 6,133.41/x
  3. Step 3: Cross multiply
    9,909.03x = 13,675.86 × 6,133.41
  4. Step 4: Simplify right side
    9,909.03x = 83,879,656.48
  5. Step 5: Solve for x
    x = 83,879,656.48/9,909.03
  6. Step 6: Final answer
    x = 8,464.97

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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.