Home / 3,247.48-4,867.74-2,320.23

Finding the Fourth Proportional to 3,247.48, 4,867.74 and 2,320.23

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Solution

The fourth proportional to 3,247.48, 4,867.74 and 2,320.23 is: 3,477.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.48 : 4,867.74 = 2,320.23 : x
  2. Step 2: Convert to fraction form
    3,247.48/4,867.74 = 2,320.23/x
  3. Step 3: Cross multiply
    3,247.48x = 4,867.74 × 2,320.23
  4. Step 4: Simplify right side
    3,247.48x = 11,294,276.38
  5. Step 5: Solve for x
    x = 11,294,276.38/3,247.48
  6. Step 6: Final answer
    x = 3,477.86

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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.