Home / 5,965.40-8,230.95-3,607.49

Finding the Fourth Proportional to 5,965.40, 8,230.95 and 3,607.49

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Solution

The fourth proportional to 5,965.40, 8,230.95 and 3,607.49 is: 4,977.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.40 : 8,230.95 = 3,607.49 : x
  2. Step 2: Convert to fraction form
    5,965.40/8,230.95 = 3,607.49/x
  3. Step 3: Cross multiply
    5,965.40x = 8,230.95 × 3,607.49
  4. Step 4: Simplify right side
    5,965.40x = 29,693,090.39
  5. Step 5: Solve for x
    x = 29,693,090.39/5,965.40
  6. Step 6: Final answer
    x = 4,977.55

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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.