Home / 4,890.32-6,748.53-2,794.31

Finding the Fourth Proportional to 4,890.32, 6,748.53 and 2,794.31

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Solution

The fourth proportional to 4,890.32, 6,748.53 and 2,794.31 is: 3,856.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.32 : 6,748.53 = 2,794.31 : x
  2. Step 2: Convert to fraction form
    4,890.32/6,748.53 = 2,794.31/x
  3. Step 3: Cross multiply
    4,890.32x = 6,748.53 × 2,794.31
  4. Step 4: Simplify right side
    4,890.32x = 18,857,487.76
  5. Step 5: Solve for x
    x = 18,857,487.76/4,890.32
  6. Step 6: Final answer
    x = 3,856.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.