Home / 3,345.50-5,017.95-2,256.86

Finding the Fourth Proportional to 3,345.50, 5,017.95 and 2,256.86

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Solution

The fourth proportional to 3,345.50, 5,017.95 and 2,256.86 is: 3,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.50 : 5,017.95 = 2,256.86 : x
  2. Step 2: Convert to fraction form
    3,345.50/5,017.95 = 2,256.86/x
  3. Step 3: Cross multiply
    3,345.50x = 5,017.95 × 2,256.86
  4. Step 4: Simplify right side
    3,345.50x = 11,324,823.18
  5. Step 5: Solve for x
    x = 11,324,823.18/3,345.50
  6. Step 6: Final answer
    x = 3,385.09

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1.5x scale

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.