Home / 8,342.24-12,513.60-3,725.60

Finding the Fourth Proportional to 8,342.24, 12,513.60 and 3,725.60

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Solution

The fourth proportional to 8,342.24, 12,513.60 and 3,725.60 is: 5,588.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.24 : 12,513.60 = 3,725.60 : x
  2. Step 2: Convert to fraction form
    8,342.24/12,513.60 = 3,725.60/x
  3. Step 3: Cross multiply
    8,342.24x = 12,513.60 × 3,725.60
  4. Step 4: Simplify right side
    8,342.24x = 46,620,668.16
  5. Step 5: Solve for x
    x = 46,620,668.16/8,342.24
  6. Step 6: Final answer
    x = 5,588.51

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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.