Home / 4,383.90-6,045.30-3,438

Finding the Fourth Proportional to 4,383.90, 6,045.30 and 3,438

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Solution

The fourth proportional to 4,383.90, 6,045.30 and 3,438 is: 4,740.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,383.90 : 6,045.30 = 3,438 : x
  2. Step 2: Convert to fraction form
    4,383.90/6,045.30 = 3,438/x
  3. Step 3: Cross multiply
    4,383.90x = 6,045.30 × 3,438
  4. Step 4: Simplify right side
    4,383.90x = 20,783,741.40
  5. Step 5: Solve for x
    x = 20,783,741.40/4,383.90
  6. Step 6: Final answer
    x = 4,740.93

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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.