Home / 5,427.88-7,490.28-3,037.84

Finding the Fourth Proportional to 5,427.88, 7,490.28 and 3,037.84

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Solution

The fourth proportional to 5,427.88, 7,490.28 and 3,037.84 is: 4,192.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.88 : 7,490.28 = 3,037.84 : x
  2. Step 2: Convert to fraction form
    5,427.88/7,490.28 = 3,037.84/x
  3. Step 3: Cross multiply
    5,427.88x = 7,490.28 × 3,037.84
  4. Step 4: Simplify right side
    5,427.88x = 22,754,272.20
  5. Step 5: Solve for x
    x = 22,754,272.20/5,427.88
  6. Step 6: Final answer
    x = 4,192.11

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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.