Home / 4,835.76-7,255.38-2,984.72

Finding the Fourth Proportional to 4,835.76, 7,255.38 and 2,984.72

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Solution

The fourth proportional to 4,835.76, 7,255.38 and 2,984.72 is: 4,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,835.76 : 7,255.38 = 2,984.72 : x
  2. Step 2: Convert to fraction form
    4,835.76/7,255.38 = 2,984.72/x
  3. Step 3: Cross multiply
    4,835.76x = 7,255.38 × 2,984.72
  4. Step 4: Simplify right side
    4,835.76x = 21,655,277.79
  5. Step 5: Solve for x
    x = 21,655,277.79/4,835.76
  6. Step 6: Final answer
    x = 4,478.15

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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.