Home / 3,725.65-5,146.37-2,610.28

Finding the Fourth Proportional to 3,725.65, 5,146.37 and 2,610.28

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Solution

The fourth proportional to 3,725.65, 5,146.37 and 2,610.28 is: 3,605.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.65 : 5,146.37 = 2,610.28 : x
  2. Step 2: Convert to fraction form
    3,725.65/5,146.37 = 2,610.28/x
  3. Step 3: Cross multiply
    3,725.65x = 5,146.37 × 2,610.28
  4. Step 4: Simplify right side
    3,725.65x = 13,433,479.64
  5. Step 5: Solve for x
    x = 13,433,479.64/3,725.65
  6. Step 6: Final answer
    x = 3,605.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.