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Finding the Fourth Proportional to 5,633.94, 7,775.95 and 3,276.53

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Solution

The fourth proportional to 5,633.94, 7,775.95 and 3,276.53 is: 4,522.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.94 : 7,775.95 = 3,276.53 : x
  2. Step 2: Convert to fraction form
    5,633.94/7,775.95 = 3,276.53/x
  3. Step 3: Cross multiply
    5,633.94x = 7,775.95 × 3,276.53
  4. Step 4: Simplify right side
    5,633.94x = 25,478,144.70
  5. Step 5: Solve for x
    x = 25,478,144.70/5,633.94
  6. Step 6: Final answer
    x = 4,522.26

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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.