Home / 3,402.13-4,695.03-1,910.16

Finding the Fourth Proportional to 3,402.13, 4,695.03 and 1,910.16

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Solution

The fourth proportional to 3,402.13, 4,695.03 and 1,910.16 is: 2,636.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.13 : 4,695.03 = 1,910.16 : x
  2. Step 2: Convert to fraction form
    3,402.13/4,695.03 = 1,910.16/x
  3. Step 3: Cross multiply
    3,402.13x = 4,695.03 × 1,910.16
  4. Step 4: Simplify right side
    3,402.13x = 8,968,258.50
  5. Step 5: Solve for x
    x = 8,968,258.50/3,402.13
  6. Step 6: Final answer
    x = 2,636.07

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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.