Home / 5,911.08-8,867.12-1,528.48

Finding the Fourth Proportional to 5,911.08, 8,867.12 and 1,528.48

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Solution

The fourth proportional to 5,911.08, 8,867.12 and 1,528.48 is: 2,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.08 : 8,867.12 = 1,528.48 : x
  2. Step 2: Convert to fraction form
    5,911.08/8,867.12 = 1,528.48/x
  3. Step 3: Cross multiply
    5,911.08x = 8,867.12 × 1,528.48
  4. Step 4: Simplify right side
    5,911.08x = 13,553,215.58
  5. Step 5: Solve for x
    x = 13,553,215.58/5,911.08
  6. Step 6: Final answer
    x = 2,292.85

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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.