Home / 3,457.18-4,770.84-1,885.29

Finding the Fourth Proportional to 3,457.18, 4,770.84 and 1,885.29

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Solution

The fourth proportional to 3,457.18, 4,770.84 and 1,885.29 is: 2,601.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.18 : 4,770.84 = 1,885.29 : x
  2. Step 2: Convert to fraction form
    3,457.18/4,770.84 = 1,885.29/x
  3. Step 3: Cross multiply
    3,457.18x = 4,770.84 × 1,885.29
  4. Step 4: Simplify right side
    3,457.18x = 8,994,416.94
  5. Step 5: Solve for x
    x = 8,994,416.94/3,457.18
  6. Step 6: Final answer
    x = 2,601.66

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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.