Home / 9,845.24-13,559.28-8,518.46

Finding the Fourth Proportional to 9,845.24, 13,559.28 and 8,518.46

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Solution

The fourth proportional to 9,845.24, 13,559.28 and 8,518.46 is: 11,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.24 : 13,559.28 = 8,518.46 : x
  2. Step 2: Convert to fraction form
    9,845.24/13,559.28 = 8,518.46/x
  3. Step 3: Cross multiply
    9,845.24x = 13,559.28 × 8,518.46
  4. Step 4: Simplify right side
    9,845.24x = 115,504,184.31
  5. Step 5: Solve for x
    x = 115,504,184.31/9,845.24
  6. Step 6: Final answer
    x = 11,731.98

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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.