Home / 5,555.76-8,330.92-3,803.44

Finding the Fourth Proportional to 5,555.76, 8,330.92 and 3,803.44

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Solution

The fourth proportional to 5,555.76, 8,330.92 and 3,803.44 is: 5,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.76 : 8,330.92 = 3,803.44 : x
  2. Step 2: Convert to fraction form
    5,555.76/8,330.92 = 3,803.44/x
  3. Step 3: Cross multiply
    5,555.76x = 8,330.92 × 3,803.44
  4. Step 4: Simplify right side
    5,555.76x = 31,686,154.36
  5. Step 5: Solve for x
    x = 31,686,154.36/5,555.76
  6. Step 6: Final answer
    x = 5,703.30

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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.