Home / 5,613.42-8,419.83-1,717.83

Finding the Fourth Proportional to 5,613.42, 8,419.83 and 1,717.83

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Solution

The fourth proportional to 5,613.42, 8,419.83 and 1,717.83 is: 2,576.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.42 : 8,419.83 = 1,717.83 : x
  2. Step 2: Convert to fraction form
    5,613.42/8,419.83 = 1,717.83/x
  3. Step 3: Cross multiply
    5,613.42x = 8,419.83 × 1,717.83
  4. Step 4: Simplify right side
    5,613.42x = 14,463,836.57
  5. Step 5: Solve for x
    x = 14,463,836.57/5,613.42
  6. Step 6: Final answer
    x = 2,576.65

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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.