Home / 4,991.22-7,484.40-1,703.16

Finding the Fourth Proportional to 4,991.22, 7,484.40 and 1,703.16

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Solution

The fourth proportional to 4,991.22, 7,484.40 and 1,703.16 is: 2,553.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.22 : 7,484.40 = 1,703.16 : x
  2. Step 2: Convert to fraction form
    4,991.22/7,484.40 = 1,703.16/x
  3. Step 3: Cross multiply
    4,991.22x = 7,484.40 × 1,703.16
  4. Step 4: Simplify right side
    4,991.22x = 12,747,130.70
  5. Step 5: Solve for x
    x = 12,747,130.70/4,991.22
  6. Step 6: Final answer
    x = 2,553.91

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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.