Home / 3,325.64-4,977.93-1,860.35

Finding the Fourth Proportional to 3,325.64, 4,977.93 and 1,860.35

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Solution

The fourth proportional to 3,325.64, 4,977.93 and 1,860.35 is: 2,784.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.64 : 4,977.93 = 1,860.35 : x
  2. Step 2: Convert to fraction form
    3,325.64/4,977.93 = 1,860.35/x
  3. Step 3: Cross multiply
    3,325.64x = 4,977.93 × 1,860.35
  4. Step 4: Simplify right side
    3,325.64x = 9,260,692.08
  5. Step 5: Solve for x
    x = 9,260,692.08/3,325.64
  6. Step 6: Final answer
    x = 2,784.63

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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.