Home / 2,977.53-4,468.58-1,247.37

Finding the Fourth Proportional to 2,977.53, 4,468.58 and 1,247.37

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Solution

The fourth proportional to 2,977.53, 4,468.58 and 1,247.37 is: 1,872.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.53 : 4,468.58 = 1,247.37 : x
  2. Step 2: Convert to fraction form
    2,977.53/4,468.58 = 1,247.37/x
  3. Step 3: Cross multiply
    2,977.53x = 4,468.58 × 1,247.37
  4. Step 4: Simplify right side
    2,977.53x = 5,573,966.40
  5. Step 5: Solve for x
    x = 5,573,966.40/2,977.53
  6. Step 6: Final answer
    x = 1,872.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.