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Finding the Fourth Proportional to 11,798.98, 17,701.56 and 4,403.50

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Solution

The fourth proportional to 11,798.98, 17,701.56 and 4,403.50 is: 6,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.98 : 17,701.56 = 4,403.50 : x
  2. Step 2: Convert to fraction form
    11,798.98/17,701.56 = 4,403.50/x
  3. Step 3: Cross multiply
    11,798.98x = 17,701.56 × 4,403.50
  4. Step 4: Simplify right side
    11,798.98x = 77,948,797.44
  5. Step 5: Solve for x
    x = 77,948,797.44/11,798.98
  6. Step 6: Final answer
    x = 6,606.40

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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.