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Finding the Fourth Proportional to 5,265.57, 7,899.82 and 2,303.48

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Solution

The fourth proportional to 5,265.57, 7,899.82 and 2,303.48 is: 3,455.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.57 : 7,899.82 = 2,303.48 : x
  2. Step 2: Convert to fraction form
    5,265.57/7,899.82 = 2,303.48/x
  3. Step 3: Cross multiply
    5,265.57x = 7,899.82 × 2,303.48
  4. Step 4: Simplify right side
    5,265.57x = 18,197,091.36
  5. Step 5: Solve for x
    x = 18,197,091.36/5,265.57
  6. Step 6: Final answer
    x = 3,455.86

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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.