Home / 5,483.84-7,566.36-3,127.28

Finding the Fourth Proportional to 5,483.84, 7,566.36 and 3,127.28

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Solution

The fourth proportional to 5,483.84, 7,566.36 and 3,127.28 is: 4,314.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.84 : 7,566.36 = 3,127.28 : x
  2. Step 2: Convert to fraction form
    5,483.84/7,566.36 = 3,127.28/x
  3. Step 3: Cross multiply
    5,483.84x = 7,566.36 × 3,127.28
  4. Step 4: Simplify right side
    5,483.84x = 23,662,126.30
  5. Step 5: Solve for x
    x = 23,662,126.30/5,483.84
  6. Step 6: Final answer
    x = 4,314.88

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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.