Home / 9,803.34-13,515.36-6,654.06

Finding the Fourth Proportional to 9,803.34, 13,515.36 and 6,654.06

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Solution

The fourth proportional to 9,803.34, 13,515.36 and 6,654.06 is: 9,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,803.34 : 13,515.36 = 6,654.06 : x
  2. Step 2: Convert to fraction form
    9,803.34/13,515.36 = 6,654.06/x
  3. Step 3: Cross multiply
    9,803.34x = 13,515.36 × 6,654.06
  4. Step 4: Simplify right side
    9,803.34x = 89,932,016.36
  5. Step 5: Solve for x
    x = 89,932,016.36/9,803.34
  6. Step 6: Final answer
    x = 9,173.61

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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.