Home / 5,562.56-8,345.76-2,101.76

Finding the Fourth Proportional to 5,562.56, 8,345.76 and 2,101.76

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Solution

The fourth proportional to 5,562.56, 8,345.76 and 2,101.76 is: 3,153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.56 : 8,345.76 = 2,101.76 : x
  2. Step 2: Convert to fraction form
    5,562.56/8,345.76 = 2,101.76/x
  3. Step 3: Cross multiply
    5,562.56x = 8,345.76 × 2,101.76
  4. Step 4: Simplify right side
    5,562.56x = 17,540,784.54
  5. Step 5: Solve for x
    x = 17,540,784.54/5,562.56
  6. Step 6: Final answer
    x = 3,153.37

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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.