Home / 4,744.89-7,117.31-1,623.39

Finding the Fourth Proportional to 4,744.89, 7,117.31 and 1,623.39

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Solution

The fourth proportional to 4,744.89, 7,117.31 and 1,623.39 is: 2,435.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.89 : 7,117.31 = 1,623.39 : x
  2. Step 2: Convert to fraction form
    4,744.89/7,117.31 = 1,623.39/x
  3. Step 3: Cross multiply
    4,744.89x = 7,117.31 × 1,623.39
  4. Step 4: Simplify right side
    4,744.89x = 11,554,161.76
  5. Step 5: Solve for x
    x = 11,554,161.76/4,744.89
  6. Step 6: Final answer
    x = 2,435.07

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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.