Home / 3,457.26-4,770.99-1,885.32

Finding the Fourth Proportional to 3,457.26, 4,770.99 and 1,885.32

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Solution

The fourth proportional to 3,457.26, 4,770.99 and 1,885.32 is: 2,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.26 : 4,770.99 = 1,885.32 : x
  2. Step 2: Convert to fraction form
    3,457.26/4,770.99 = 1,885.32/x
  3. Step 3: Cross multiply
    3,457.26x = 4,770.99 × 1,885.32
  4. Step 4: Simplify right side
    3,457.26x = 8,994,842.87
  5. Step 5: Solve for x
    x = 8,994,842.87/3,457.26
  6. Step 6: Final answer
    x = 2,601.73

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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.