Home / 5,785.46-8,666.56-2,661.10

Finding the Fourth Proportional to 5,785.46, 8,666.56 and 2,661.10

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Solution

The fourth proportional to 5,785.46, 8,666.56 and 2,661.10 is: 3,986.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.46 : 8,666.56 = 2,661.10 : x
  2. Step 2: Convert to fraction form
    5,785.46/8,666.56 = 2,661.10/x
  3. Step 3: Cross multiply
    5,785.46x = 8,666.56 × 2,661.10
  4. Step 4: Simplify right side
    5,785.46x = 23,062,613.23
  5. Step 5: Solve for x
    x = 23,062,613.23/5,785.46
  6. Step 6: Final answer
    x = 3,986.31

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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.