Home / 6,601.56-9,918.48-4,262.76

Finding the Fourth Proportional to 6,601.56, 9,918.48 and 4,262.76

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Solution

The fourth proportional to 6,601.56, 9,918.48 and 4,262.76 is: 6,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.56 : 9,918.48 = 4,262.76 : x
  2. Step 2: Convert to fraction form
    6,601.56/9,918.48 = 4,262.76/x
  3. Step 3: Cross multiply
    6,601.56x = 9,918.48 × 4,262.76
  4. Step 4: Simplify right side
    6,601.56x = 42,280,099.80
  5. Step 5: Solve for x
    x = 42,280,099.80/6,601.56
  6. Step 6: Final answer
    x = 6,404.56

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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.