Home / 9,654.19-13,313.67-6,299.57

Finding the Fourth Proportional to 9,654.19, 13,313.67 and 6,299.57

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Solution

The fourth proportional to 9,654.19, 13,313.67 and 6,299.57 is: 8,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,654.19 : 13,313.67 = 6,299.57 : x
  2. Step 2: Convert to fraction form
    9,654.19/13,313.67 = 6,299.57/x
  3. Step 3: Cross multiply
    9,654.19x = 13,313.67 × 6,299.57
  4. Step 4: Simplify right side
    9,654.19x = 83,870,405.78
  5. Step 5: Solve for x
    x = 83,870,405.78/9,654.19
  6. Step 6: Final answer
    x = 8,687.46

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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.