Home / 9,518.56-13,126.82-6,529.12

Finding the Fourth Proportional to 9,518.56, 13,126.82 and 6,529.12

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Solution

The fourth proportional to 9,518.56, 13,126.82 and 6,529.12 is: 9,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.56 : 13,126.82 = 6,529.12 : x
  2. Step 2: Convert to fraction form
    9,518.56/13,126.82 = 6,529.12/x
  3. Step 3: Cross multiply
    9,518.56x = 13,126.82 × 6,529.12
  4. Step 4: Simplify right side
    9,518.56x = 85,706,583.00
  5. Step 5: Solve for x
    x = 85,706,583.00/9,518.56
  6. Step 6: Final answer
    x = 9,004.15

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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.