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Finding the Fourth Proportional to 9,459.84, 13,054.08 and 5,267.68

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Solution

The fourth proportional to 9,459.84, 13,054.08 and 5,267.68 is: 7,269.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.84 : 13,054.08 = 5,267.68 : x
  2. Step 2: Convert to fraction form
    9,459.84/13,054.08 = 5,267.68/x
  3. Step 3: Cross multiply
    9,459.84x = 13,054.08 × 5,267.68
  4. Step 4: Simplify right side
    9,459.84x = 68,764,716.13
  5. Step 5: Solve for x
    x = 68,764,716.13/9,459.84
  6. Step 6: Final answer
    x = 7,269.12

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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.