Home / 7,469.36-10,306.70-4,282.28

Finding the Fourth Proportional to 7,469.36, 10,306.70 and 4,282.28

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Solution

The fourth proportional to 7,469.36, 10,306.70 and 4,282.28 is: 5,908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.36 : 10,306.70 = 4,282.28 : x
  2. Step 2: Convert to fraction form
    7,469.36/10,306.70 = 4,282.28/x
  3. Step 3: Cross multiply
    7,469.36x = 10,306.70 × 4,282.28
  4. Step 4: Simplify right side
    7,469.36x = 44,136,175.28
  5. Step 5: Solve for x
    x = 44,136,175.28/7,469.36
  6. Step 6: Final answer
    x = 5,908.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.