Home / 3,516.86-5,276.12-1,873.06

Finding the Fourth Proportional to 3,516.86, 5,276.12 and 1,873.06

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Solution

The fourth proportional to 3,516.86, 5,276.12 and 1,873.06 is: 2,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.86 : 5,276.12 = 1,873.06 : x
  2. Step 2: Convert to fraction form
    3,516.86/5,276.12 = 1,873.06/x
  3. Step 3: Cross multiply
    3,516.86x = 5,276.12 × 1,873.06
  4. Step 4: Simplify right side
    3,516.86x = 9,882,489.33
  5. Step 5: Solve for x
    x = 9,882,489.33/3,516.86
  6. Step 6: Final answer
    x = 2,810.03

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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.