Home / 5,679.04-8,519.76-1,730.60

Finding the Fourth Proportional to 5,679.04, 8,519.76 and 1,730.60

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Solution

The fourth proportional to 5,679.04, 8,519.76 and 1,730.60 is: 2,596.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.04 : 8,519.76 = 1,730.60 : x
  2. Step 2: Convert to fraction form
    5,679.04/8,519.76 = 1,730.60/x
  3. Step 3: Cross multiply
    5,679.04x = 8,519.76 × 1,730.60
  4. Step 4: Simplify right side
    5,679.04x = 14,744,296.66
  5. Step 5: Solve for x
    x = 14,744,296.66/5,679.04
  6. Step 6: Final answer
    x = 2,596.27

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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.