Home / 7,418.32-10,237.26-4,274.50

Finding the Fourth Proportional to 7,418.32, 10,237.26 and 4,274.50

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Solution

The fourth proportional to 7,418.32, 10,237.26 and 4,274.50 is: 5,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.32 : 10,237.26 = 4,274.50 : x
  2. Step 2: Convert to fraction form
    7,418.32/10,237.26 = 4,274.50/x
  3. Step 3: Cross multiply
    7,418.32x = 10,237.26 × 4,274.50
  4. Step 4: Simplify right side
    7,418.32x = 43,759,167.87
  5. Step 5: Solve for x
    x = 43,759,167.87/7,418.32
  6. Step 6: Final answer
    x = 5,898.80

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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.