Home / 5,537.45-8,305.15-1,640.93

Finding the Fourth Proportional to 5,537.45, 8,305.15 and 1,640.93

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Solution

The fourth proportional to 5,537.45, 8,305.15 and 1,640.93 is: 2,461.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.45 : 8,305.15 = 1,640.93 : x
  2. Step 2: Convert to fraction form
    5,537.45/8,305.15 = 1,640.93/x
  3. Step 3: Cross multiply
    5,537.45x = 8,305.15 × 1,640.93
  4. Step 4: Simplify right side
    5,537.45x = 13,628,169.79
  5. Step 5: Solve for x
    x = 13,628,169.79/5,537.45
  6. Step 6: Final answer
    x = 2,461.09

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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.