Home / 8,983.44-13,475.24-3,140.06

Finding the Fourth Proportional to 8,983.44, 13,475.24 and 3,140.06

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Solution

The fourth proportional to 8,983.44, 13,475.24 and 3,140.06 is: 4,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.44 : 13,475.24 = 3,140.06 : x
  2. Step 2: Convert to fraction form
    8,983.44/13,475.24 = 3,140.06/x
  3. Step 3: Cross multiply
    8,983.44x = 13,475.24 × 3,140.06
  4. Step 4: Simplify right side
    8,983.44x = 42,312,979.04
  5. Step 5: Solve for x
    x = 42,312,979.04/8,983.44
  6. Step 6: Final answer
    x = 4,710.11

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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.