Home / 4,235.76-6,354-1,770.12

Finding the Fourth Proportional to 4,235.76, 6,354 and 1,770.12

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Solution

The fourth proportional to 4,235.76, 6,354 and 1,770.12 is: 2,655.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.76 : 6,354 = 1,770.12 : x
  2. Step 2: Convert to fraction form
    4,235.76/6,354 = 1,770.12/x
  3. Step 3: Cross multiply
    4,235.76x = 6,354 × 1,770.12
  4. Step 4: Simplify right side
    4,235.76x = 11,247,342.48
  5. Step 5: Solve for x
    x = 11,247,342.48/4,235.76
  6. Step 6: Final answer
    x = 2,655.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.