Home / 7,903.86-11,856.60-2,708.52

Finding the Fourth Proportional to 7,903.86, 11,856.60 and 2,708.52

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Solution

The fourth proportional to 7,903.86, 11,856.60 and 2,708.52 is: 4,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.86 : 11,856.60 = 2,708.52 : x
  2. Step 2: Convert to fraction form
    7,903.86/11,856.60 = 2,708.52/x
  3. Step 3: Cross multiply
    7,903.86x = 11,856.60 × 2,708.52
  4. Step 4: Simplify right side
    7,903.86x = 32,113,838.23
  5. Step 5: Solve for x
    x = 32,113,838.23/7,903.86
  6. Step 6: Final answer
    x = 4,063.06

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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.