Home / 9,764.46-13,474.26-6,402.06

Finding the Fourth Proportional to 9,764.46, 13,474.26 and 6,402.06

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Solution

The fourth proportional to 9,764.46, 13,474.26 and 6,402.06 is: 8,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.46 : 13,474.26 = 6,402.06 : x
  2. Step 2: Convert to fraction form
    9,764.46/13,474.26 = 6,402.06/x
  3. Step 3: Cross multiply
    9,764.46x = 13,474.26 × 6,402.06
  4. Step 4: Simplify right side
    9,764.46x = 86,263,020.98
  5. Step 5: Solve for x
    x = 86,263,020.98/9,764.46
  6. Step 6: Final answer
    x = 8,834.39

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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.