Home / 4,270.08-6,405.12-1,192

Finding the Fourth Proportional to 4,270.08, 6,405.12 and 1,192

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Solution

The fourth proportional to 4,270.08, 6,405.12 and 1,192 is: 1,788

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.08 : 6,405.12 = 1,192 : x
  2. Step 2: Convert to fraction form
    4,270.08/6,405.12 = 1,192/x
  3. Step 3: Cross multiply
    4,270.08x = 6,405.12 × 1,192
  4. Step 4: Simplify right side
    4,270.08x = 7,634,903.04
  5. Step 5: Solve for x
    x = 7,634,903.04/4,270.08
  6. Step 6: Final answer
    x = 1,788

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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.