Home / 9,078.48-13,606.20-3,526.56

Finding the Fourth Proportional to 9,078.48, 13,606.20 and 3,526.56

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Solution

The fourth proportional to 9,078.48, 13,606.20 and 3,526.56 is: 5,285.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.48 : 13,606.20 = 3,526.56 : x
  2. Step 2: Convert to fraction form
    9,078.48/13,606.20 = 3,526.56/x
  3. Step 3: Cross multiply
    9,078.48x = 13,606.20 × 3,526.56
  4. Step 4: Simplify right side
    9,078.48x = 47,983,080.67
  5. Step 5: Solve for x
    x = 47,983,080.67/9,078.48
  6. Step 6: Final answer
    x = 5,285.37

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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.