Home / 6,434.69-9,653.85-3,316.97

Finding the Fourth Proportional to 6,434.69, 9,653.85 and 3,316.97

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Solution

The fourth proportional to 6,434.69, 9,653.85 and 3,316.97 is: 4,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.69 : 9,653.85 = 3,316.97 : x
  2. Step 2: Convert to fraction form
    6,434.69/9,653.85 = 3,316.97/x
  3. Step 3: Cross multiply
    6,434.69x = 9,653.85 × 3,316.97
  4. Step 4: Simplify right side
    6,434.69x = 32,021,482.57
  5. Step 5: Solve for x
    x = 32,021,482.57/6,434.69
  6. Step 6: Final answer
    x = 4,976.39

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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.