Home / 2,178.04-3,263.80-1,204.44

Finding the Fourth Proportional to 2,178.04, 3,263.80 and 1,204.44

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Solution

The fourth proportional to 2,178.04, 3,263.80 and 1,204.44 is: 1,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178.04 : 3,263.80 = 1,204.44 : x
  2. Step 2: Convert to fraction form
    2,178.04/3,263.80 = 1,204.44/x
  3. Step 3: Cross multiply
    2,178.04x = 3,263.80 × 1,204.44
  4. Step 4: Simplify right side
    2,178.04x = 3,931,051.27
  5. Step 5: Solve for x
    x = 3,931,051.27/2,178.04
  6. Step 6: Final answer
    x = 1,804.86

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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.