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Finding the Fourth Proportional to 9,073.88, 13,598.04 and 7,216.75

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Solution

The fourth proportional to 9,073.88, 13,598.04 and 7,216.75 is: 10,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.88 : 13,598.04 = 7,216.75 : x
  2. Step 2: Convert to fraction form
    9,073.88/13,598.04 = 7,216.75/x
  3. Step 3: Cross multiply
    9,073.88x = 13,598.04 × 7,216.75
  4. Step 4: Simplify right side
    9,073.88x = 98,133,621.17
  5. Step 5: Solve for x
    x = 98,133,621.17/9,073.88
  6. Step 6: Final answer
    x = 10,814.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.