Home / 5,117.63-7,674.37-1,997.19

Finding the Fourth Proportional to 5,117.63, 7,674.37 and 1,997.19

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Solution

The fourth proportional to 5,117.63, 7,674.37 and 1,997.19 is: 2,994.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.63 : 7,674.37 = 1,997.19 : x
  2. Step 2: Convert to fraction form
    5,117.63/7,674.37 = 1,997.19/x
  3. Step 3: Cross multiply
    5,117.63x = 7,674.37 × 1,997.19
  4. Step 4: Simplify right side
    5,117.63x = 15,327,170.03
  5. Step 5: Solve for x
    x = 15,327,170.03/5,117.63
  6. Step 6: Final answer
    x = 2,994.98

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Double scale
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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.