Home / 7,630.50-10,529.57-4,227.28

Finding the Fourth Proportional to 7,630.50, 10,529.57 and 4,227.28

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Solution

The fourth proportional to 7,630.50, 10,529.57 and 4,227.28 is: 5,833.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.50 : 10,529.57 = 4,227.28 : x
  2. Step 2: Convert to fraction form
    7,630.50/10,529.57 = 4,227.28/x
  3. Step 3: Cross multiply
    7,630.50x = 10,529.57 × 4,227.28
  4. Step 4: Simplify right side
    7,630.50x = 44,511,424.91
  5. Step 5: Solve for x
    x = 44,511,424.91/7,630.50
  6. Step 6: Final answer
    x = 5,833.36

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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.