Home / 5,103.14-7,669.28-4,756.46

Finding the Fourth Proportional to 5,103.14, 7,669.28 and 4,756.46

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Solution

The fourth proportional to 5,103.14, 7,669.28 and 4,756.46 is: 7,148.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.14 : 7,669.28 = 4,756.46 : x
  2. Step 2: Convert to fraction form
    5,103.14/7,669.28 = 4,756.46/x
  3. Step 3: Cross multiply
    5,103.14x = 7,669.28 × 4,756.46
  4. Step 4: Simplify right side
    5,103.14x = 36,478,597.09
  5. Step 5: Solve for x
    x = 36,478,597.09/5,103.14
  6. Step 6: Final answer
    x = 7,148.27

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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.