Home / 10,228.50-15,342.75-4,076.82

Finding the Fourth Proportional to 10,228.50, 15,342.75 and 4,076.82

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Solution

The fourth proportional to 10,228.50, 15,342.75 and 4,076.82 is: 6,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.50 : 15,342.75 = 4,076.82 : x
  2. Step 2: Convert to fraction form
    10,228.50/15,342.75 = 4,076.82/x
  3. Step 3: Cross multiply
    10,228.50x = 15,342.75 × 4,076.82
  4. Step 4: Simplify right side
    10,228.50x = 62,549,630.06
  5. Step 5: Solve for x
    x = 62,549,630.06/10,228.50
  6. Step 6: Final answer
    x = 6,115.23

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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.