Home / 3,541.86-5,312.61-1,076.63

Finding the Fourth Proportional to 3,541.86, 5,312.61 and 1,076.63

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Solution

The fourth proportional to 3,541.86, 5,312.61 and 1,076.63 is: 1,614.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.86 : 5,312.61 = 1,076.63 : x
  2. Step 2: Convert to fraction form
    3,541.86/5,312.61 = 1,076.63/x
  3. Step 3: Cross multiply
    3,541.86x = 5,312.61 × 1,076.63
  4. Step 4: Simplify right side
    3,541.86x = 5,719,688.74
  5. Step 5: Solve for x
    x = 5,719,688.74/3,541.86
  6. Step 6: Final answer
    x = 1,614.88

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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.