Home / 7,237.50-10,857.66-3,077.46

Finding the Fourth Proportional to 7,237.50, 10,857.66 and 3,077.46

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Solution

The fourth proportional to 7,237.50, 10,857.66 and 3,077.46 is: 4,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.50 : 10,857.66 = 3,077.46 : x
  2. Step 2: Convert to fraction form
    7,237.50/10,857.66 = 3,077.46/x
  3. Step 3: Cross multiply
    7,237.50x = 10,857.66 × 3,077.46
  4. Step 4: Simplify right side
    7,237.50x = 33,414,014.34
  5. Step 5: Solve for x
    x = 33,414,014.34/7,237.50
  6. Step 6: Final answer
    x = 4,616.79

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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.