Home / 5,877.39-8,816.91-1,717.70

Finding the Fourth Proportional to 5,877.39, 8,816.91 and 1,717.70

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Solution

The fourth proportional to 5,877.39, 8,816.91 and 1,717.70 is: 2,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.39 : 8,816.91 = 1,717.70 : x
  2. Step 2: Convert to fraction form
    5,877.39/8,816.91 = 1,717.70/x
  3. Step 3: Cross multiply
    5,877.39x = 8,816.91 × 1,717.70
  4. Step 4: Simplify right side
    5,877.39x = 15,144,824.06
  5. Step 5: Solve for x
    x = 15,144,824.06/5,877.39
  6. Step 6: Final answer
    x = 2,576.79

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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.