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Finding the Fourth Proportional to 4,553.55, 6,829.53 and 1,266.91

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Solution

The fourth proportional to 4,553.55, 6,829.53 and 1,266.91 is: 1,900.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.55 : 6,829.53 = 1,266.91 : x
  2. Step 2: Convert to fraction form
    4,553.55/6,829.53 = 1,266.91/x
  3. Step 3: Cross multiply
    4,553.55x = 6,829.53 × 1,266.91
  4. Step 4: Simplify right side
    4,553.55x = 8,652,378.03
  5. Step 5: Solve for x
    x = 8,652,378.03/4,553.55
  6. Step 6: Final answer
    x = 1,900.14

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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.