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Finding the Fourth Proportional to 12,594.28, 18,892.02 and 4,803.68

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Solution

The fourth proportional to 12,594.28, 18,892.02 and 4,803.68 is: 7,205.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,594.28 : 18,892.02 = 4,803.68 : x
  2. Step 2: Convert to fraction form
    12,594.28/18,892.02 = 4,803.68/x
  3. Step 3: Cross multiply
    12,594.28x = 18,892.02 × 4,803.68
  4. Step 4: Simplify right side
    12,594.28x = 90,751,218.63
  5. Step 5: Solve for x
    x = 90,751,218.63/12,594.28
  6. Step 6: Final answer
    x = 7,205.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.