Home / 4,744.90-7,118.18-1,624.17

Finding the Fourth Proportional to 4,744.90, 7,118.18 and 1,624.17

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Solution

The fourth proportional to 4,744.90, 7,118.18 and 1,624.17 is: 2,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.90 : 7,118.18 = 1,624.17 : x
  2. Step 2: Convert to fraction form
    4,744.90/7,118.18 = 1,624.17/x
  3. Step 3: Cross multiply
    4,744.90x = 7,118.18 × 1,624.17
  4. Step 4: Simplify right side
    4,744.90x = 11,561,138.47
  5. Step 5: Solve for x
    x = 11,561,138.47/4,744.90
  6. Step 6: Final answer
    x = 2,436.54

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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.