Home / 5,558.88-8,297.56-4,902.72

Finding the Fourth Proportional to 5,558.88, 8,297.56 and 4,902.72

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Solution

The fourth proportional to 5,558.88, 8,297.56 and 4,902.72 is: 7,318.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.88 : 8,297.56 = 4,902.72 : x
  2. Step 2: Convert to fraction form
    5,558.88/8,297.56 = 4,902.72/x
  3. Step 3: Cross multiply
    5,558.88x = 8,297.56 × 4,902.72
  4. Step 4: Simplify right side
    5,558.88x = 40,680,613.36
  5. Step 5: Solve for x
    x = 40,680,613.36/5,558.88
  6. Step 6: Final answer
    x = 7,318.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.