Home / 2,864.48-4,292.64-1,694.72

Finding the Fourth Proportional to 2,864.48, 4,292.64 and 1,694.72

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Solution

The fourth proportional to 2,864.48, 4,292.64 and 1,694.72 is: 2,539.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.48 : 4,292.64 = 1,694.72 : x
  2. Step 2: Convert to fraction form
    2,864.48/4,292.64 = 1,694.72/x
  3. Step 3: Cross multiply
    2,864.48x = 4,292.64 × 1,694.72
  4. Step 4: Simplify right side
    2,864.48x = 7,274,822.86
  5. Step 5: Solve for x
    x = 7,274,822.86/2,864.48
  6. Step 6: Final answer
    x = 2,539.67

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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.