Home / 4,809.13-7,213.69-1,731.13

Finding the Fourth Proportional to 4,809.13, 7,213.69 and 1,731.13

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Solution

The fourth proportional to 4,809.13, 7,213.69 and 1,731.13 is: 2,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.13 : 7,213.69 = 1,731.13 : x
  2. Step 2: Convert to fraction form
    4,809.13/7,213.69 = 1,731.13/x
  3. Step 3: Cross multiply
    4,809.13x = 7,213.69 × 1,731.13
  4. Step 4: Simplify right side
    4,809.13x = 12,487,799.10
  5. Step 5: Solve for x
    x = 12,487,799.10/4,809.13
  6. Step 6: Final answer
    x = 2,596.69

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Similar ratio
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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.