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Finding the Fourth Proportional to 6,622.28, 9,973.05 and 6,031.80

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Solution

The fourth proportional to 6,622.28, 9,973.05 and 6,031.80 is: 9,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.28 : 9,973.05 = 6,031.80 : x
  2. Step 2: Convert to fraction form
    6,622.28/9,973.05 = 6,031.80/x
  3. Step 3: Cross multiply
    6,622.28x = 9,973.05 × 6,031.80
  4. Step 4: Simplify right side
    6,622.28x = 60,155,442.99
  5. Step 5: Solve for x
    x = 60,155,442.99/6,622.28
  6. Step 6: Final answer
    x = 9,083.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.