Home / 3,457.16-4,770.90-1,885.26

Finding the Fourth Proportional to 3,457.16, 4,770.90 and 1,885.26

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Solution

The fourth proportional to 3,457.16, 4,770.90 and 1,885.26 is: 2,601.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.16 : 4,770.90 = 1,885.26 : x
  2. Step 2: Convert to fraction form
    3,457.16/4,770.90 = 1,885.26/x
  3. Step 3: Cross multiply
    3,457.16x = 4,770.90 × 1,885.26
  4. Step 4: Simplify right side
    3,457.16x = 8,994,377.99
  5. Step 5: Solve for x
    x = 8,994,377.99/3,457.16
  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.