Home / 5,563.56-7,672.26-4,688.52

Finding the Fourth Proportional to 5,563.56, 7,672.26 and 4,688.52

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Solution

The fourth proportional to 5,563.56, 7,672.26 and 4,688.52 is: 6,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.56 : 7,672.26 = 4,688.52 : x
  2. Step 2: Convert to fraction form
    5,563.56/7,672.26 = 4,688.52/x
  3. Step 3: Cross multiply
    5,563.56x = 7,672.26 × 4,688.52
  4. Step 4: Simplify right side
    5,563.56x = 35,971,544.46
  5. Step 5: Solve for x
    x = 35,971,544.46/5,563.56
  6. Step 6: Final answer
    x = 6,465.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.