Home / 3,456.96-4,770.57-1,885.05

Finding the Fourth Proportional to 3,456.96, 4,770.57 and 1,885.05

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Solution

The fourth proportional to 3,456.96, 4,770.57 and 1,885.05 is: 2,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.96 : 4,770.57 = 1,885.05 : x
  2. Step 2: Convert to fraction form
    3,456.96/4,770.57 = 1,885.05/x
  3. Step 3: Cross multiply
    3,456.96x = 4,770.57 × 1,885.05
  4. Step 4: Simplify right side
    3,456.96x = 8,992,762.98
  5. Step 5: Solve for x
    x = 8,992,762.98/3,456.96
  6. Step 6: Final answer
    x = 2,601.35

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Double scale
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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.