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Finding the Fourth Proportional to 9,448.89, 14,173.02 and 5,074.89

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Solution

The fourth proportional to 9,448.89, 14,173.02 and 5,074.89 is: 7,612.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,448.89 : 14,173.02 = 5,074.89 : x
  2. Step 2: Convert to fraction form
    9,448.89/14,173.02 = 5,074.89/x
  3. Step 3: Cross multiply
    9,448.89x = 14,173.02 × 5,074.89
  4. Step 4: Simplify right side
    9,448.89x = 71,926,517.47
  5. Step 5: Solve for x
    x = 71,926,517.47/9,448.89
  6. Step 6: Final answer
    x = 7,612.17

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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.