Home / 4,985.46-7,472.60-2,023.21

Finding the Fourth Proportional to 4,985.46, 7,472.60 and 2,023.21

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Solution

The fourth proportional to 4,985.46, 7,472.60 and 2,023.21 is: 3,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.46 : 7,472.60 = 2,023.21 : x
  2. Step 2: Convert to fraction form
    4,985.46/7,472.60 = 2,023.21/x
  3. Step 3: Cross multiply
    4,985.46x = 7,472.60 × 2,023.21
  4. Step 4: Simplify right side
    4,985.46x = 15,118,639.05
  5. Step 5: Solve for x
    x = 15,118,639.05/4,985.46
  6. Step 6: Final answer
    x = 3,032.55

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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.