Home / 3,457.35-4,771.16-1,885.41

Finding the Fourth Proportional to 3,457.35, 4,771.16 and 1,885.41

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Solution

The fourth proportional to 3,457.35, 4,771.16 and 1,885.41 is: 2,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.35 : 4,771.16 = 1,885.41 : x
  2. Step 2: Convert to fraction form
    3,457.35/4,771.16 = 1,885.41/x
  3. Step 3: Cross multiply
    3,457.35x = 4,771.16 × 1,885.41
  4. Step 4: Simplify right side
    3,457.35x = 8,995,592.78
  5. Step 5: Solve for x
    x = 8,995,592.78/3,457.35
  6. Step 6: Final answer
    x = 2,601.88

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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.