Home / 11,250.99-15,536.37-7,009.35

Finding the Fourth Proportional to 11,250.99, 15,536.37 and 7,009.35

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Solution

The fourth proportional to 11,250.99, 15,536.37 and 7,009.35 is: 9,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.99 : 15,536.37 = 7,009.35 : x
  2. Step 2: Convert to fraction form
    11,250.99/15,536.37 = 7,009.35/x
  3. Step 3: Cross multiply
    11,250.99x = 15,536.37 × 7,009.35
  4. Step 4: Simplify right side
    11,250.99x = 108,899,855.06
  5. Step 5: Solve for x
    x = 108,899,855.06/11,250.99
  6. Step 6: Final answer
    x = 9,679.14

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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.