Home / 3,246.10-4,868.79-937.60

Finding the Fourth Proportional to 3,246.10, 4,868.79 and 937.60

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Solution

The fourth proportional to 3,246.10, 4,868.79 and 937.60 is: 1,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.10 : 4,868.79 = 937.60 : x
  2. Step 2: Convert to fraction form
    3,246.10/4,868.79 = 937.60/x
  3. Step 3: Cross multiply
    3,246.10x = 4,868.79 × 937.60
  4. Step 4: Simplify right side
    3,246.10x = 4,564,977.50
  5. Step 5: Solve for x
    x = 4,564,977.50/3,246.10
  6. Step 6: Final answer
    x = 1,406.30

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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.