Home / 4,585.86-6,881.62-1,812.06

Finding the Fourth Proportional to 4,585.86, 6,881.62 and 1,812.06

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Solution

The fourth proportional to 4,585.86, 6,881.62 and 1,812.06 is: 2,719.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.86 : 6,881.62 = 1,812.06 : x
  2. Step 2: Convert to fraction form
    4,585.86/6,881.62 = 1,812.06/x
  3. Step 3: Cross multiply
    4,585.86x = 6,881.62 × 1,812.06
  4. Step 4: Simplify right side
    4,585.86x = 12,469,908.34
  5. Step 5: Solve for x
    x = 12,469,908.34/4,585.86
  6. Step 6: Final answer
    x = 2,719.21

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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.