Home / 9,014.80-13,519.46-5,316.04

Finding the Fourth Proportional to 9,014.80, 13,519.46 and 5,316.04

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Solution

The fourth proportional to 9,014.80, 13,519.46 and 5,316.04 is: 7,972.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,014.80 : 13,519.46 = 5,316.04 : x
  2. Step 2: Convert to fraction form
    9,014.80/13,519.46 = 5,316.04/x
  3. Step 3: Cross multiply
    9,014.80x = 13,519.46 × 5,316.04
  4. Step 4: Simplify right side
    9,014.80x = 71,869,990.14
  5. Step 5: Solve for x
    x = 71,869,990.14/9,014.80
  6. Step 6: Final answer
    x = 7,972.44

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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.