Home / 5,785.56-8,636.46-5,084.94

Finding the Fourth Proportional to 5,785.56, 8,636.46 and 5,084.94

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Solution

The fourth proportional to 5,785.56, 8,636.46 and 5,084.94 is: 7,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.56 : 8,636.46 = 5,084.94 : x
  2. Step 2: Convert to fraction form
    5,785.56/8,636.46 = 5,084.94/x
  3. Step 3: Cross multiply
    5,785.56x = 8,636.46 × 5,084.94
  4. Step 4: Simplify right side
    5,785.56x = 43,915,880.91
  5. Step 5: Solve for x
    x = 43,915,880.91/5,785.56
  6. Step 6: Final answer
    x = 7,590.60

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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.