Home / 7,526.26-10,389.12-7,327.54

Finding the Fourth Proportional to 7,526.26, 10,389.12 and 7,327.54

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Solution

The fourth proportional to 7,526.26, 10,389.12 and 7,327.54 is: 10,114.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.26 : 10,389.12 = 7,327.54 : x
  2. Step 2: Convert to fraction form
    7,526.26/10,389.12 = 7,327.54/x
  3. Step 3: Cross multiply
    7,526.26x = 10,389.12 × 7,327.54
  4. Step 4: Simplify right side
    7,526.26x = 76,126,692.36
  5. Step 5: Solve for x
    x = 76,126,692.36/7,526.26
  6. Step 6: Final answer
    x = 10,114.81

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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.