Home / 5,559.48-8,340.13-2,271.69

Finding the Fourth Proportional to 5,559.48, 8,340.13 and 2,271.69

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Solution

The fourth proportional to 5,559.48, 8,340.13 and 2,271.69 is: 3,407.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.48 : 8,340.13 = 2,271.69 : x
  2. Step 2: Convert to fraction form
    5,559.48/8,340.13 = 2,271.69/x
  3. Step 3: Cross multiply
    5,559.48x = 8,340.13 × 2,271.69
  4. Step 4: Simplify right side
    5,559.48x = 18,946,189.92
  5. Step 5: Solve for x
    x = 18,946,189.92/5,559.48
  6. Step 6: Final answer
    x = 3,407.91

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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.