Home / 4,672.20-6,444.33-3,177.59

Finding the Fourth Proportional to 4,672.20, 6,444.33 and 3,177.59

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Solution

The fourth proportional to 4,672.20, 6,444.33 and 3,177.59 is: 4,382.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.20 : 6,444.33 = 3,177.59 : x
  2. Step 2: Convert to fraction form
    4,672.20/6,444.33 = 3,177.59/x
  3. Step 3: Cross multiply
    4,672.20x = 6,444.33 × 3,177.59
  4. Step 4: Simplify right side
    4,672.20x = 20,477,406.34
  5. Step 5: Solve for x
    x = 20,477,406.34/4,672.20
  6. Step 6: Final answer
    x = 4,382.82

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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.