Home / 5,014.89-6,918.80-3,247.47

Finding the Fourth Proportional to 5,014.89, 6,918.80 and 3,247.47

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Solution

The fourth proportional to 5,014.89, 6,918.80 and 3,247.47 is: 4,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.89 : 6,918.80 = 3,247.47 : x
  2. Step 2: Convert to fraction form
    5,014.89/6,918.80 = 3,247.47/x
  3. Step 3: Cross multiply
    5,014.89x = 6,918.80 × 3,247.47
  4. Step 4: Simplify right side
    5,014.89x = 22,468,579.20
  5. Step 5: Solve for x
    x = 22,468,579.20/5,014.89
  6. Step 6: Final answer
    x = 4,480.37

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1.5x scale

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.