Home / 7,561.58-10,429.30-5,324.09

Finding the Fourth Proportional to 7,561.58, 10,429.30 and 5,324.09

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Solution

The fourth proportional to 7,561.58, 10,429.30 and 5,324.09 is: 7,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.58 : 10,429.30 = 5,324.09 : x
  2. Step 2: Convert to fraction form
    7,561.58/10,429.30 = 5,324.09/x
  3. Step 3: Cross multiply
    7,561.58x = 10,429.30 × 5,324.09
  4. Step 4: Simplify right side
    7,561.58x = 55,526,531.84
  5. Step 5: Solve for x
    x = 55,526,531.84/7,561.58
  6. Step 6: Final answer
    x = 7,343.24

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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.