Home / 4,124.82-6,187.53-1,203.20

Finding the Fourth Proportional to 4,124.82, 6,187.53 and 1,203.20

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Solution

The fourth proportional to 4,124.82, 6,187.53 and 1,203.20 is: 1,804.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.82 : 6,187.53 = 1,203.20 : x
  2. Step 2: Convert to fraction form
    4,124.82/6,187.53 = 1,203.20/x
  3. Step 3: Cross multiply
    4,124.82x = 6,187.53 × 1,203.20
  4. Step 4: Simplify right side
    4,124.82x = 7,444,836.10
  5. Step 5: Solve for x
    x = 7,444,836.10/4,124.82
  6. Step 6: Final answer
    x = 1,804.89

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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.