Home / 5,911.10-8,867.14-1,528.64

Finding the Fourth Proportional to 5,911.10, 8,867.14 and 1,528.64

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Solution

The fourth proportional to 5,911.10, 8,867.14 and 1,528.64 is: 2,293.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.10 : 8,867.14 = 1,528.64 : x
  2. Step 2: Convert to fraction form
    5,911.10/8,867.14 = 1,528.64/x
  3. Step 3: Cross multiply
    5,911.10x = 8,867.14 × 1,528.64
  4. Step 4: Simplify right side
    5,911.10x = 13,554,664.89
  5. Step 5: Solve for x
    x = 13,554,664.89/5,911.10
  6. Step 6: Final answer
    x = 2,293.09

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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.