Home / 7,237.96-10,856.67-2,620.96

Finding the Fourth Proportional to 7,237.96, 10,856.67 and 2,620.96

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Solution

The fourth proportional to 7,237.96, 10,856.67 and 2,620.96 is: 3,931.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.96 : 10,856.67 = 2,620.96 : x
  2. Step 2: Convert to fraction form
    7,237.96/10,856.67 = 2,620.96/x
  3. Step 3: Cross multiply
    7,237.96x = 10,856.67 × 2,620.96
  4. Step 4: Simplify right side
    7,237.96x = 28,454,860.83
  5. Step 5: Solve for x
    x = 28,454,860.83/7,237.96
  6. Step 6: Final answer
    x = 3,931.34

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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.