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Finding the Fourth Proportional to 3,016.79, 4,525.58 and 937.11

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Solution

The fourth proportional to 3,016.79, 4,525.58 and 937.11 is: 1,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.79 : 4,525.58 = 937.11 : x
  2. Step 2: Convert to fraction form
    3,016.79/4,525.58 = 937.11/x
  3. Step 3: Cross multiply
    3,016.79x = 4,525.58 × 937.11
  4. Step 4: Simplify right side
    3,016.79x = 4,240,968.62
  5. Step 5: Solve for x
    x = 4,240,968.62/3,016.79
  6. Step 6: Final answer
    x = 1,405.79

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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.