Home / 3,539.55-4,884.58-1,967.64

Finding the Fourth Proportional to 3,539.55, 4,884.58 and 1,967.64

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Solution

The fourth proportional to 3,539.55, 4,884.58 and 1,967.64 is: 2,715.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.55 : 4,884.58 = 1,967.64 : x
  2. Step 2: Convert to fraction form
    3,539.55/4,884.58 = 1,967.64/x
  3. Step 3: Cross multiply
    3,539.55x = 4,884.58 × 1,967.64
  4. Step 4: Simplify right side
    3,539.55x = 9,611,094.99
  5. Step 5: Solve for x
    x = 9,611,094.99/3,539.55
  6. Step 6: Final answer
    x = 2,715.34

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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.