Home / 5,538.93-8,309.76-1,841.55

Finding the Fourth Proportional to 5,538.93, 8,309.76 and 1,841.55

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Solution

The fourth proportional to 5,538.93, 8,309.76 and 1,841.55 is: 2,762.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.93 : 8,309.76 = 1,841.55 : x
  2. Step 2: Convert to fraction form
    5,538.93/8,309.76 = 1,841.55/x
  3. Step 3: Cross multiply
    5,538.93x = 8,309.76 × 1,841.55
  4. Step 4: Simplify right side
    5,538.93x = 15,302,838.53
  5. Step 5: Solve for x
    x = 15,302,838.53/5,538.93
  6. Step 6: Final answer
    x = 2,762.78

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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.