Home / 4,985.04-7,475.13-3,137.57

Finding the Fourth Proportional to 4,985.04, 7,475.13 and 3,137.57

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Solution

The fourth proportional to 4,985.04, 7,475.13 and 3,137.57 is: 4,704.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.04 : 7,475.13 = 3,137.57 : x
  2. Step 2: Convert to fraction form
    4,985.04/7,475.13 = 3,137.57/x
  3. Step 3: Cross multiply
    4,985.04x = 7,475.13 × 3,137.57
  4. Step 4: Simplify right side
    4,985.04x = 23,453,706.26
  5. Step 5: Solve for x
    x = 23,453,706.26/4,985.04
  6. Step 6: Final answer
    x = 4,704.82

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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.