Home / 5,247.41-7,865.55-1,736.51

Finding the Fourth Proportional to 5,247.41, 7,865.55 and 1,736.51

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Solution

The fourth proportional to 5,247.41, 7,865.55 and 1,736.51 is: 2,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.41 : 7,865.55 = 1,736.51 : x
  2. Step 2: Convert to fraction form
    5,247.41/7,865.55 = 1,736.51/x
  3. Step 3: Cross multiply
    5,247.41x = 7,865.55 × 1,736.51
  4. Step 4: Simplify right side
    5,247.41x = 13,658,566.90
  5. Step 5: Solve for x
    x = 13,658,566.90/5,247.41
  6. Step 6: Final answer
    x = 2,602.92

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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.