Home / 7,365.04-10,170.24-5,012.80

Finding the Fourth Proportional to 7,365.04, 10,170.24 and 5,012.80

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Solution

The fourth proportional to 7,365.04, 10,170.24 and 5,012.80 is: 6,922.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.04 : 10,170.24 = 5,012.80 : x
  2. Step 2: Convert to fraction form
    7,365.04/10,170.24 = 5,012.80/x
  3. Step 3: Cross multiply
    7,365.04x = 10,170.24 × 5,012.80
  4. Step 4: Simplify right side
    7,365.04x = 50,981,379.07
  5. Step 5: Solve for x
    x = 50,981,379.07/7,365.04
  6. Step 6: Final answer
    x = 6,922.08

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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.