Home / 3,403.36-4,695.28-2,074.76

Finding the Fourth Proportional to 3,403.36, 4,695.28 and 2,074.76

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Solution

The fourth proportional to 3,403.36, 4,695.28 and 2,074.76 is: 2,862.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.36 : 4,695.28 = 2,074.76 : x
  2. Step 2: Convert to fraction form
    3,403.36/4,695.28 = 2,074.76/x
  3. Step 3: Cross multiply
    3,403.36x = 4,695.28 × 2,074.76
  4. Step 4: Simplify right side
    3,403.36x = 9,741,579.13
  5. Step 5: Solve for x
    x = 9,741,579.13/3,403.36
  6. Step 6: Final answer
    x = 2,862.34

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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.