Home / 3,325.20-4,988.94-1,477.59

Finding the Fourth Proportional to 3,325.20, 4,988.94 and 1,477.59

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Solution

The fourth proportional to 3,325.20, 4,988.94 and 1,477.59 is: 2,216.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.20 : 4,988.94 = 1,477.59 : x
  2. Step 2: Convert to fraction form
    3,325.20/4,988.94 = 1,477.59/x
  3. Step 3: Cross multiply
    3,325.20x = 4,988.94 × 1,477.59
  4. Step 4: Simplify right side
    3,325.20x = 7,371,607.85
  5. Step 5: Solve for x
    x = 7,371,607.85/3,325.20
  6. Step 6: Final answer
    x = 2,216.89

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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.