Home / 4,920.75-7,343.33-4,395.27

Finding the Fourth Proportional to 4,920.75, 7,343.33 and 4,395.27

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Solution

The fourth proportional to 4,920.75, 7,343.33 and 4,395.27 is: 6,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.75 : 7,343.33 = 4,395.27 : x
  2. Step 2: Convert to fraction form
    4,920.75/7,343.33 = 4,395.27/x
  3. Step 3: Cross multiply
    4,920.75x = 7,343.33 × 4,395.27
  4. Step 4: Simplify right side
    4,920.75x = 32,275,929.04
  5. Step 5: Solve for x
    x = 32,275,929.04/4,920.75
  6. Step 6: Final answer
    x = 6,559.15

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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.