Home / 6,622.49-9,136.42-4,265.99

Finding the Fourth Proportional to 6,622.49, 9,136.42 and 4,265.99

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Solution

The fourth proportional to 6,622.49, 9,136.42 and 4,265.99 is: 5,885.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.49 : 9,136.42 = 4,265.99 : x
  2. Step 2: Convert to fraction form
    6,622.49/9,136.42 = 4,265.99/x
  3. Step 3: Cross multiply
    6,622.49x = 9,136.42 × 4,265.99
  4. Step 4: Simplify right side
    6,622.49x = 38,975,876.36
  5. Step 5: Solve for x
    x = 38,975,876.36/6,622.49
  6. Step 6: Final answer
    x = 5,885.38

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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.