Home / 3,537.55-4,885.16-2,280.86

Finding the Fourth Proportional to 3,537.55, 4,885.16 and 2,280.86

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Solution

The fourth proportional to 3,537.55, 4,885.16 and 2,280.86 is: 3,149.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.55 : 4,885.16 = 2,280.86 : x
  2. Step 2: Convert to fraction form
    3,537.55/4,885.16 = 2,280.86/x
  3. Step 3: Cross multiply
    3,537.55x = 4,885.16 × 2,280.86
  4. Step 4: Simplify right side
    3,537.55x = 11,142,345.27
  5. Step 5: Solve for x
    x = 11,142,345.27/3,537.55
  6. Step 6: Final answer
    x = 3,149.74

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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.