Home / 10,798.59-16,161.15-6,636.40

Finding the Fourth Proportional to 10,798.59, 16,161.15 and 6,636.40

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Solution

The fourth proportional to 10,798.59, 16,161.15 and 6,636.40 is: 9,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,798.59 : 16,161.15 = 6,636.40 : x
  2. Step 2: Convert to fraction form
    10,798.59/16,161.15 = 6,636.40/x
  3. Step 3: Cross multiply
    10,798.59x = 16,161.15 × 6,636.40
  4. Step 4: Simplify right side
    10,798.59x = 107,251,855.86
  5. Step 5: Solve for x
    x = 107,251,855.86/10,798.59
  6. Step 6: Final answer
    x = 9,932.02

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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.