Home / 10,133.74-15,200.52-4,289.50

Finding the Fourth Proportional to 10,133.74, 15,200.52 and 4,289.50

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Solution

The fourth proportional to 10,133.74, 15,200.52 and 4,289.50 is: 6,434.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.74 : 15,200.52 = 4,289.50 : x
  2. Step 2: Convert to fraction form
    10,133.74/15,200.52 = 4,289.50/x
  3. Step 3: Cross multiply
    10,133.74x = 15,200.52 × 4,289.50
  4. Step 4: Simplify right side
    10,133.74x = 65,202,630.54
  5. Step 5: Solve for x
    x = 65,202,630.54/10,133.74
  6. Step 6: Final answer
    x = 6,434.21

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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.