Home / 4,777.20-6,592.89-2,888.86

Finding the Fourth Proportional to 4,777.20, 6,592.89 and 2,888.86

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Solution

The fourth proportional to 4,777.20, 6,592.89 and 2,888.86 is: 3,986.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.20 : 6,592.89 = 2,888.86 : x
  2. Step 2: Convert to fraction form
    4,777.20/6,592.89 = 2,888.86/x
  3. Step 3: Cross multiply
    4,777.20x = 6,592.89 × 2,888.86
  4. Step 4: Simplify right side
    4,777.20x = 19,045,903.24
  5. Step 5: Solve for x
    x = 19,045,903.24/4,777.20
  6. Step 6: Final answer
    x = 3,986.83

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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.