Home / 4,537.50-6,261.45-2,520.90

Finding the Fourth Proportional to 4,537.50, 6,261.45 and 2,520.90

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Solution

The fourth proportional to 4,537.50, 6,261.45 and 2,520.90 is: 3,478.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,537.50 : 6,261.45 = 2,520.90 : x
  2. Step 2: Convert to fraction form
    4,537.50/6,261.45 = 2,520.90/x
  3. Step 3: Cross multiply
    4,537.50x = 6,261.45 × 2,520.90
  4. Step 4: Simplify right side
    4,537.50x = 15,784,489.31
  5. Step 5: Solve for x
    x = 15,784,489.31/4,537.50
  6. Step 6: Final answer
    x = 3,478.68

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1.5x scale

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.