Home / 3,725.85-5,587.53-3,480.18

Finding the Fourth Proportional to 3,725.85, 5,587.53 and 3,480.18

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Solution

The fourth proportional to 3,725.85, 5,587.53 and 3,480.18 is: 5,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.85 : 5,587.53 = 3,480.18 : x
  2. Step 2: Convert to fraction form
    3,725.85/5,587.53 = 3,480.18/x
  3. Step 3: Cross multiply
    3,725.85x = 5,587.53 × 3,480.18
  4. Step 4: Simplify right side
    3,725.85x = 19,445,610.16
  5. Step 5: Solve for x
    x = 19,445,610.16/3,725.85
  6. Step 6: Final answer
    x = 5,219.11

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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.