Home / 10,228.54-15,339.56-4,383.58

Finding the Fourth Proportional to 10,228.54, 15,339.56 and 4,383.58

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Solution

The fourth proportional to 10,228.54, 15,339.56 and 4,383.58 is: 6,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.54 : 15,339.56 = 4,383.58 : x
  2. Step 2: Convert to fraction form
    10,228.54/15,339.56 = 4,383.58/x
  3. Step 3: Cross multiply
    10,228.54x = 15,339.56 × 4,383.58
  4. Step 4: Simplify right side
    10,228.54x = 67,242,188.42
  5. Step 5: Solve for x
    x = 67,242,188.42/10,228.54
  6. Step 6: Final answer
    x = 6,573.98

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1.5x scale

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.