Home / 5,187.96-7,744.30-4,802.54

Finding the Fourth Proportional to 5,187.96, 7,744.30 and 4,802.54

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Solution

The fourth proportional to 5,187.96, 7,744.30 and 4,802.54 is: 7,168.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.96 : 7,744.30 = 4,802.54 : x
  2. Step 2: Convert to fraction form
    5,187.96/7,744.30 = 4,802.54/x
  3. Step 3: Cross multiply
    5,187.96x = 7,744.30 × 4,802.54
  4. Step 4: Simplify right side
    5,187.96x = 37,192,259.79
  5. Step 5: Solve for x
    x = 37,192,259.79/5,187.96
  6. Step 6: Final answer
    x = 7,168.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.