Home / 5,917.49-8,867.78-4,345.16

Finding the Fourth Proportional to 5,917.49, 8,867.78 and 4,345.16

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Solution

The fourth proportional to 5,917.49, 8,867.78 and 4,345.16 is: 6,511.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.49 : 8,867.78 = 4,345.16 : x
  2. Step 2: Convert to fraction form
    5,917.49/8,867.78 = 4,345.16/x
  3. Step 3: Cross multiply
    5,917.49x = 8,867.78 × 4,345.16
  4. Step 4: Simplify right side
    5,917.49x = 38,531,939.24
  5. Step 5: Solve for x
    x = 38,531,939.24/5,917.49
  6. Step 6: Final answer
    x = 6,511.53

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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.