Home / 5,911.04-8,865.96-1,528.64

Finding the Fourth Proportional to 5,911.04, 8,865.96 and 1,528.64

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Solution

The fourth proportional to 5,911.04, 8,865.96 and 1,528.64 is: 2,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.04 : 8,865.96 = 1,528.64 : x
  2. Step 2: Convert to fraction form
    5,911.04/8,865.96 = 1,528.64/x
  3. Step 3: Cross multiply
    5,911.04x = 8,865.96 × 1,528.64
  4. Step 4: Simplify right side
    5,911.04x = 13,552,861.09
  5. Step 5: Solve for x
    x = 13,552,861.09/5,911.04
  6. Step 6: Final answer
    x = 2,292.80

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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.