Home / 4,780.96-7,177.47-4,559.38

Finding the Fourth Proportional to 4,780.96, 7,177.47 and 4,559.38

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Solution

The fourth proportional to 4,780.96, 7,177.47 and 4,559.38 is: 6,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.96 : 7,177.47 = 4,559.38 : x
  2. Step 2: Convert to fraction form
    4,780.96/7,177.47 = 4,559.38/x
  3. Step 3: Cross multiply
    4,780.96x = 7,177.47 × 4,559.38
  4. Step 4: Simplify right side
    4,780.96x = 32,724,813.17
  5. Step 5: Solve for x
    x = 32,724,813.17/4,780.96
  6. Step 6: Final answer
    x = 6,844.82

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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.