Home / 5,989.80-8,266.68-3,338.40

Finding the Fourth Proportional to 5,989.80, 8,266.68 and 3,338.40

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Solution

The fourth proportional to 5,989.80, 8,266.68 and 3,338.40 is: 4,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989.80 : 8,266.68 = 3,338.40 : x
  2. Step 2: Convert to fraction form
    5,989.80/8,266.68 = 3,338.40/x
  3. Step 3: Cross multiply
    5,989.80x = 8,266.68 × 3,338.40
  4. Step 4: Simplify right side
    5,989.80x = 27,597,484.51
  5. Step 5: Solve for x
    x = 27,597,484.51/5,989.80
  6. Step 6: Final answer
    x = 4,607.41

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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.