Home / 6,917.60-10,377.12-2,300.64

Finding the Fourth Proportional to 6,917.60, 10,377.12 and 2,300.64

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Solution

The fourth proportional to 6,917.60, 10,377.12 and 2,300.64 is: 3,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.60 : 10,377.12 = 2,300.64 : x
  2. Step 2: Convert to fraction form
    6,917.60/10,377.12 = 2,300.64/x
  3. Step 3: Cross multiply
    6,917.60x = 10,377.12 × 2,300.64
  4. Step 4: Simplify right side
    6,917.60x = 23,874,017.36
  5. Step 5: Solve for x
    x = 23,874,017.36/6,917.60
  6. Step 6: Final answer
    x = 3,451.20

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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.