Home / 6,220.45-9,333.20-2,521.72

Finding the Fourth Proportional to 6,220.45, 9,333.20 and 2,521.72

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Solution

The fourth proportional to 6,220.45, 9,333.20 and 2,521.72 is: 3,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.45 : 9,333.20 = 2,521.72 : x
  2. Step 2: Convert to fraction form
    6,220.45/9,333.20 = 2,521.72/x
  3. Step 3: Cross multiply
    6,220.45x = 9,333.20 × 2,521.72
  4. Step 4: Simplify right side
    6,220.45x = 23,535,717.10
  5. Step 5: Solve for x
    x = 23,535,717.10/6,220.45
  6. Step 6: Final answer
    x = 3,783.60

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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.