Home / 3,457.29-4,771.13-1,885.44

Finding the Fourth Proportional to 3,457.29, 4,771.13 and 1,885.44

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Solution

The fourth proportional to 3,457.29, 4,771.13 and 1,885.44 is: 2,601.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.29 : 4,771.13 = 1,885.44 : x
  2. Step 2: Convert to fraction form
    3,457.29/4,771.13 = 1,885.44/x
  3. Step 3: Cross multiply
    3,457.29x = 4,771.13 × 1,885.44
  4. Step 4: Simplify right side
    3,457.29x = 8,995,669.92
  5. Step 5: Solve for x
    x = 8,995,669.92/3,457.29
  6. Step 6: Final answer
    x = 2,601.94

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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.