Home / 5,265.24-7,892.58-1,800.12

Finding the Fourth Proportional to 5,265.24, 7,892.58 and 1,800.12

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Solution

The fourth proportional to 5,265.24, 7,892.58 and 1,800.12 is: 2,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.24 : 7,892.58 = 1,800.12 : x
  2. Step 2: Convert to fraction form
    5,265.24/7,892.58 = 1,800.12/x
  3. Step 3: Cross multiply
    5,265.24x = 7,892.58 × 1,800.12
  4. Step 4: Simplify right side
    5,265.24x = 14,207,591.11
  5. Step 5: Solve for x
    x = 14,207,591.11/5,265.24
  6. Step 6: Final answer
    x = 2,698.37

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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.