Home / 5,386.28-8,076.10-2,095.53

Finding the Fourth Proportional to 5,386.28, 8,076.10 and 2,095.53

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Solution

The fourth proportional to 5,386.28, 8,076.10 and 2,095.53 is: 3,142.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.28 : 8,076.10 = 2,095.53 : x
  2. Step 2: Convert to fraction form
    5,386.28/8,076.10 = 2,095.53/x
  3. Step 3: Cross multiply
    5,386.28x = 8,076.10 × 2,095.53
  4. Step 4: Simplify right side
    5,386.28x = 16,923,709.83
  5. Step 5: Solve for x
    x = 16,923,709.83/5,386.28
  6. Step 6: Final answer
    x = 3,142.00

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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.