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Finding the Fourth Proportional to 9,799.61, 14,698.55 and 3,559.68

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Solution

The fourth proportional to 9,799.61, 14,698.55 and 3,559.68 is: 5,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,799.61 : 14,698.55 = 3,559.68 : x
  2. Step 2: Convert to fraction form
    9,799.61/14,698.55 = 3,559.68/x
  3. Step 3: Cross multiply
    9,799.61x = 14,698.55 × 3,559.68
  4. Step 4: Simplify right side
    9,799.61x = 52,322,081.68
  5. Step 5: Solve for x
    x = 52,322,081.68/9,799.61
  6. Step 6: Final answer
    x = 5,339.20

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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.