Home / 4,174.20-6,259.80-1,707.72

Finding the Fourth Proportional to 4,174.20, 6,259.80 and 1,707.72

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Solution

The fourth proportional to 4,174.20, 6,259.80 and 1,707.72 is: 2,560.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.20 : 6,259.80 = 1,707.72 : x
  2. Step 2: Convert to fraction form
    4,174.20/6,259.80 = 1,707.72/x
  3. Step 3: Cross multiply
    4,174.20x = 6,259.80 × 1,707.72
  4. Step 4: Simplify right side
    4,174.20x = 10,689,985.66
  5. Step 5: Solve for x
    x = 10,689,985.66/4,174.20
  6. Step 6: Final answer
    x = 2,560.97

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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.