Home / 6,280.20-9,434.70-4,435.56

Finding the Fourth Proportional to 6,280.20, 9,434.70 and 4,435.56

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Solution

The fourth proportional to 6,280.20, 9,434.70 and 4,435.56 is: 6,663.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.20 : 9,434.70 = 4,435.56 : x
  2. Step 2: Convert to fraction form
    6,280.20/9,434.70 = 4,435.56/x
  3. Step 3: Cross multiply
    6,280.20x = 9,434.70 × 4,435.56
  4. Step 4: Simplify right side
    6,280.20x = 41,848,177.93
  5. Step 5: Solve for x
    x = 41,848,177.93/6,280.20
  6. Step 6: Final answer
    x = 6,663.51

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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.