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Finding the Fourth Proportional to 5,763.36, 8,651.88 and 5,528.64

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Solution

The fourth proportional to 5,763.36, 8,651.88 and 5,528.64 is: 8,299.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,763.36 : 8,651.88 = 5,528.64 : x
  2. Step 2: Convert to fraction form
    5,763.36/8,651.88 = 5,528.64/x
  3. Step 3: Cross multiply
    5,763.36x = 8,651.88 × 5,528.64
  4. Step 4: Simplify right side
    5,763.36x = 47,833,129.84
  5. Step 5: Solve for x
    x = 47,833,129.84/5,763.36
  6. Step 6: Final answer
    x = 8,299.52

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1.5x scale

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.