Home / 2,408.80-3,322.38-1,746.76

Finding the Fourth Proportional to 2,408.80, 3,322.38 and 1,746.76

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Solution

The fourth proportional to 2,408.80, 3,322.38 and 1,746.76 is: 2,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.80 : 3,322.38 = 1,746.76 : x
  2. Step 2: Convert to fraction form
    2,408.80/3,322.38 = 1,746.76/x
  3. Step 3: Cross multiply
    2,408.80x = 3,322.38 × 1,746.76
  4. Step 4: Simplify right side
    2,408.80x = 5,803,400.49
  5. Step 5: Solve for x
    x = 5,803,400.49/2,408.80
  6. Step 6: Final answer
    x = 2,409.25

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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.