Home / 3,725.93-5,588.91-1,128.89

Finding the Fourth Proportional to 3,725.93, 5,588.91 and 1,128.89

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Solution

The fourth proportional to 3,725.93, 5,588.91 and 1,128.89 is: 1,693.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.93 : 5,588.91 = 1,128.89 : x
  2. Step 2: Convert to fraction form
    3,725.93/5,588.91 = 1,128.89/x
  3. Step 3: Cross multiply
    3,725.93x = 5,588.91 × 1,128.89
  4. Step 4: Simplify right side
    3,725.93x = 6,309,264.61
  5. Step 5: Solve for x
    x = 6,309,264.61/3,725.93
  6. Step 6: Final answer
    x = 1,693.34

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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.