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Finding the Fourth Proportional to 9,784.70, 13,505.30 and 6,008.77

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Solution

The fourth proportional to 9,784.70, 13,505.30 and 6,008.77 is: 8,293.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.70 : 13,505.30 = 6,008.77 : x
  2. Step 2: Convert to fraction form
    9,784.70/13,505.30 = 6,008.77/x
  3. Step 3: Cross multiply
    9,784.70x = 13,505.30 × 6,008.77
  4. Step 4: Simplify right side
    9,784.70x = 81,150,241.48
  5. Step 5: Solve for x
    x = 81,150,241.48/9,784.70
  6. Step 6: Final answer
    x = 8,293.59

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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.