Home / 4,475.90-6,163.35-3,688.58

Finding the Fourth Proportional to 4,475.90, 6,163.35 and 3,688.58

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Solution

The fourth proportional to 4,475.90, 6,163.35 and 3,688.58 is: 5,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.90 : 6,163.35 = 3,688.58 : x
  2. Step 2: Convert to fraction form
    4,475.90/6,163.35 = 3,688.58/x
  3. Step 3: Cross multiply
    4,475.90x = 6,163.35 × 3,688.58
  4. Step 4: Simplify right side
    4,475.90x = 22,734,009.54
  5. Step 5: Solve for x
    x = 22,734,009.54/4,475.90
  6. Step 6: Final answer
    x = 5,079.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.