Home / 4,923.87-6,793.23-3,156.45

Finding the Fourth Proportional to 4,923.87, 6,793.23 and 3,156.45

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Solution

The fourth proportional to 4,923.87, 6,793.23 and 3,156.45 is: 4,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.87 : 6,793.23 = 3,156.45 : x
  2. Step 2: Convert to fraction form
    4,923.87/6,793.23 = 3,156.45/x
  3. Step 3: Cross multiply
    4,923.87x = 6,793.23 × 3,156.45
  4. Step 4: Simplify right side
    4,923.87x = 21,442,490.83
  5. Step 5: Solve for x
    x = 21,442,490.83/4,923.87
  6. Step 6: Final answer
    x = 4,354.80

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1.5x scale

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.