Home / 3,577.49-4,931.90-3,085.37

Finding the Fourth Proportional to 3,577.49, 4,931.90 and 3,085.37

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Solution

The fourth proportional to 3,577.49, 4,931.90 and 3,085.37 is: 4,253.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.49 : 4,931.90 = 3,085.37 : x
  2. Step 2: Convert to fraction form
    3,577.49/4,931.90 = 3,085.37/x
  3. Step 3: Cross multiply
    3,577.49x = 4,931.90 × 3,085.37
  4. Step 4: Simplify right side
    3,577.49x = 15,216,720.88
  5. Step 5: Solve for x
    x = 15,216,720.88/3,577.49
  6. Step 6: Final answer
    x = 4,253.46

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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.