Home / 9,539.20-13,165.76-5,562.64

Finding the Fourth Proportional to 9,539.20, 13,165.76 and 5,562.64

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Solution

The fourth proportional to 9,539.20, 13,165.76 and 5,562.64 is: 7,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.20 : 13,165.76 = 5,562.64 : x
  2. Step 2: Convert to fraction form
    9,539.20/13,165.76 = 5,562.64/x
  3. Step 3: Cross multiply
    9,539.20x = 13,165.76 × 5,562.64
  4. Step 4: Simplify right side
    9,539.20x = 73,236,383.21
  5. Step 5: Solve for x
    x = 73,236,383.21/9,539.20
  6. Step 6: Final answer
    x = 7,677.41

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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.