Home / 9,101.40-13,619.16-7,526.76

Finding the Fourth Proportional to 9,101.40, 13,619.16 and 7,526.76

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Solution

The fourth proportional to 9,101.40, 13,619.16 and 7,526.76 is: 11,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101.40 : 13,619.16 = 7,526.76 : x
  2. Step 2: Convert to fraction form
    9,101.40/13,619.16 = 7,526.76/x
  3. Step 3: Cross multiply
    9,101.40x = 13,619.16 × 7,526.76
  4. Step 4: Simplify right side
    9,101.40x = 102,508,148.72
  5. Step 5: Solve for x
    x = 102,508,148.72/9,101.40
  6. Step 6: Final answer
    x = 11,262.90

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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.