Home / 7,622.02-11,434.23-3,239.50

Finding the Fourth Proportional to 7,622.02, 11,434.23 and 3,239.50

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Solution

The fourth proportional to 7,622.02, 11,434.23 and 3,239.50 is: 4,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.02 : 11,434.23 = 3,239.50 : x
  2. Step 2: Convert to fraction form
    7,622.02/11,434.23 = 3,239.50/x
  3. Step 3: Cross multiply
    7,622.02x = 11,434.23 × 3,239.50
  4. Step 4: Simplify right side
    7,622.02x = 37,041,188.09
  5. Step 5: Solve for x
    x = 37,041,188.09/7,622.02
  6. Step 6: Final answer
    x = 4,859.76

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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.