Home / 5,274.10-7,276.71-4,388.50

Finding the Fourth Proportional to 5,274.10, 7,276.71 and 4,388.50

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Solution

The fourth proportional to 5,274.10, 7,276.71 and 4,388.50 is: 6,054.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.10 : 7,276.71 = 4,388.50 : x
  2. Step 2: Convert to fraction form
    5,274.10/7,276.71 = 4,388.50/x
  3. Step 3: Cross multiply
    5,274.10x = 7,276.71 × 4,388.50
  4. Step 4: Simplify right side
    5,274.10x = 31,933,841.84
  5. Step 5: Solve for x
    x = 31,933,841.84/5,274.10
  6. Step 6: Final answer
    x = 6,054.84

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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.