Home / 10,446.12-14,415.88-5,730.38

Finding the Fourth Proportional to 10,446.12, 14,415.88 and 5,730.38

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Solution

The fourth proportional to 10,446.12, 14,415.88 and 5,730.38 is: 7,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.12 : 14,415.88 = 5,730.38 : x
  2. Step 2: Convert to fraction form
    10,446.12/14,415.88 = 5,730.38/x
  3. Step 3: Cross multiply
    10,446.12x = 14,415.88 × 5,730.38
  4. Step 4: Simplify right side
    10,446.12x = 82,608,470.43
  5. Step 5: Solve for x
    x = 82,608,470.43/10,446.12
  6. Step 6: Final answer
    x = 7,908.05

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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.