Home / 5,911.28-8,866.23-1,528.39

Finding the Fourth Proportional to 5,911.28, 8,866.23 and 1,528.39

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Solution

The fourth proportional to 5,911.28, 8,866.23 and 1,528.39 is: 2,292.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.28 : 8,866.23 = 1,528.39 : x
  2. Step 2: Convert to fraction form
    5,911.28/8,866.23 = 1,528.39/x
  3. Step 3: Cross multiply
    5,911.28x = 8,866.23 × 1,528.39
  4. Step 4: Simplify right side
    5,911.28x = 13,551,057.27
  5. Step 5: Solve for x
    x = 13,551,057.27/5,911.28
  6. Step 6: Final answer
    x = 2,292.41

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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.