Home / 4,738.23-7,107.33-1,275.48

Finding the Fourth Proportional to 4,738.23, 7,107.33 and 1,275.48

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Solution

The fourth proportional to 4,738.23, 7,107.33 and 1,275.48 is: 1,913.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.23 : 7,107.33 = 1,275.48 : x
  2. Step 2: Convert to fraction form
    4,738.23/7,107.33 = 1,275.48/x
  3. Step 3: Cross multiply
    4,738.23x = 7,107.33 × 1,275.48
  4. Step 4: Simplify right side
    4,738.23x = 9,065,257.27
  5. Step 5: Solve for x
    x = 9,065,257.27/4,738.23
  6. Step 6: Final answer
    x = 1,913.22

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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.