Home / 9,730.26-13,415.46-6,367.74

Finding the Fourth Proportional to 9,730.26, 13,415.46 and 6,367.74

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Solution

The fourth proportional to 9,730.26, 13,415.46 and 6,367.74 is: 8,779.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730.26 : 13,415.46 = 6,367.74 : x
  2. Step 2: Convert to fraction form
    9,730.26/13,415.46 = 6,367.74/x
  3. Step 3: Cross multiply
    9,730.26x = 13,415.46 × 6,367.74
  4. Step 4: Simplify right side
    9,730.26x = 85,426,161.26
  5. Step 5: Solve for x
    x = 85,426,161.26/9,730.26
  6. Step 6: Final answer
    x = 8,779.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.