Home / 5,040.63-7,558.65-2,117.34

Finding the Fourth Proportional to 5,040.63, 7,558.65 and 2,117.34

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Solution

The fourth proportional to 5,040.63, 7,558.65 and 2,117.34 is: 3,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.63 : 7,558.65 = 2,117.34 : x
  2. Step 2: Convert to fraction form
    5,040.63/7,558.65 = 2,117.34/x
  3. Step 3: Cross multiply
    5,040.63x = 7,558.65 × 2,117.34
  4. Step 4: Simplify right side
    5,040.63x = 16,004,231.99
  5. Step 5: Solve for x
    x = 16,004,231.99/5,040.63
  6. Step 6: Final answer
    x = 3,175.05

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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.