Home / 9,515.37-13,126.83-6,159.27

Finding the Fourth Proportional to 9,515.37, 13,126.83 and 6,159.27

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Solution

The fourth proportional to 9,515.37, 13,126.83 and 6,159.27 is: 8,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.37 : 13,126.83 = 6,159.27 : x
  2. Step 2: Convert to fraction form
    9,515.37/13,126.83 = 6,159.27/x
  3. Step 3: Cross multiply
    9,515.37x = 13,126.83 × 6,159.27
  4. Step 4: Simplify right side
    9,515.37x = 80,851,690.21
  5. Step 5: Solve for x
    x = 80,851,690.21/9,515.37
  6. Step 6: Final answer
    x = 8,496.96

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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.