Home / 6,899.26-10,336.74-4,117.72

Finding the Fourth Proportional to 6,899.26, 10,336.74 and 4,117.72

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Solution

The fourth proportional to 6,899.26, 10,336.74 and 4,117.72 is: 6,169.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.26 : 10,336.74 = 4,117.72 : x
  2. Step 2: Convert to fraction form
    6,899.26/10,336.74 = 4,117.72/x
  3. Step 3: Cross multiply
    6,899.26x = 10,336.74 × 4,117.72
  4. Step 4: Simplify right side
    6,899.26x = 42,563,801.03
  5. Step 5: Solve for x
    x = 42,563,801.03/6,899.26
  6. Step 6: Final answer
    x = 6,169.33

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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.