Home / 3,408.10-4,703.26-1,895.68

Finding the Fourth Proportional to 3,408.10, 4,703.26 and 1,895.68

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Solution

The fourth proportional to 3,408.10, 4,703.26 and 1,895.68 is: 2,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.10 : 4,703.26 = 1,895.68 : x
  2. Step 2: Convert to fraction form
    3,408.10/4,703.26 = 1,895.68/x
  3. Step 3: Cross multiply
    3,408.10x = 4,703.26 × 1,895.68
  4. Step 4: Simplify right side
    3,408.10x = 8,915,875.92
  5. Step 5: Solve for x
    x = 8,915,875.92/3,408.10
  6. Step 6: Final answer
    x = 2,616.08

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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.