Home / 9,555.17-13,179.11-5,576.04

Finding the Fourth Proportional to 9,555.17, 13,179.11 and 5,576.04

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Solution

The fourth proportional to 9,555.17, 13,179.11 and 5,576.04 is: 7,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.17 : 13,179.11 = 5,576.04 : x
  2. Step 2: Convert to fraction form
    9,555.17/13,179.11 = 5,576.04/x
  3. Step 3: Cross multiply
    9,555.17x = 13,179.11 × 5,576.04
  4. Step 4: Simplify right side
    9,555.17x = 73,487,216.64
  5. Step 5: Solve for x
    x = 73,487,216.64/9,555.17
  6. Step 6: Final answer
    x = 7,690.84

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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.