Home / 4,388.20-6,045.40-3,059.48

Finding the Fourth Proportional to 4,388.20, 6,045.40 and 3,059.48

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Solution

The fourth proportional to 4,388.20, 6,045.40 and 3,059.48 is: 4,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.20 : 6,045.40 = 3,059.48 : x
  2. Step 2: Convert to fraction form
    4,388.20/6,045.40 = 3,059.48/x
  3. Step 3: Cross multiply
    4,388.20x = 6,045.40 × 3,059.48
  4. Step 4: Simplify right side
    4,388.20x = 18,495,780.39
  5. Step 5: Solve for x
    x = 18,495,780.39/4,388.20
  6. Step 6: Final answer
    x = 4,214.89

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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.