Home / 4,071.03-5,616.21-3,125.16

Finding the Fourth Proportional to 4,071.03, 5,616.21 and 3,125.16

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Solution

The fourth proportional to 4,071.03, 5,616.21 and 3,125.16 is: 4,311.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.03 : 5,616.21 = 3,125.16 : x
  2. Step 2: Convert to fraction form
    4,071.03/5,616.21 = 3,125.16/x
  3. Step 3: Cross multiply
    4,071.03x = 5,616.21 × 3,125.16
  4. Step 4: Simplify right side
    4,071.03x = 17,551,554.84
  5. Step 5: Solve for x
    x = 17,551,554.84/4,071.03
  6. Step 6: Final answer
    x = 4,311.33

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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.