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Finding the Fourth Proportional to 9,853.50, 13,597.83 and 6,715.16

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Solution

The fourth proportional to 9,853.50, 13,597.83 and 6,715.16 is: 9,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853.50 : 13,597.83 = 6,715.16 : x
  2. Step 2: Convert to fraction form
    9,853.50/13,597.83 = 6,715.16/x
  3. Step 3: Cross multiply
    9,853.50x = 13,597.83 × 6,715.16
  4. Step 4: Simplify right side
    9,853.50x = 91,311,604.10
  5. Step 5: Solve for x
    x = 91,311,604.10/9,853.50
  6. Step 6: Final answer
    x = 9,266.92

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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.